Update jquery, jquery-migrate, and jquery-ui in javadoc (#2482)

* update jquery, jquery-migrate, and jquery-ui

update to jquery 3.6.0
update to jquery-migrate 3.4.0
update to jquery-ui 1.13.1

* use minified versions of jquery

1 files changed, 1234 insertions, 717 deletions

diff --git a/plugins/javadoc/src/main/resources/static_res/jquery/external/jquery/jquery.js b/plugins/javadoc/src/main/resources/static_res/jquery/external/jquery/jquery.js
index 9b5206bc..fc6c299b 100644
--- a/plugins/javadoc/src/main/resources/static_res/jquery/external/jquery/jquery.js
+++ b/plugins/javadoc/src/main/resources/static_res/jquery/external/jquery/jquery.js
@@ -1,15 +1,15 @@
 /*!
- * jQuery JavaScript Library v3.3.1
+ * jQuery JavaScript Library v3.6.0
  * https://jquery.com/
  *
  * Includes Sizzle.js
  * https://sizzlejs.com/
  *
- * Copyright JS Foundation and other contributors
+ * Copyright OpenJS Foundation and other contributors
  * Released under the MIT license
  * https://jquery.org/license
  *
- * Date: 2018-01-20T17:24Z
+ * Date: 2021-03-02T17:08Z
  */
 ( function( global, factory ) {
 
@@ -47,13 +47,16 @@
 
 var arr = [];
 
-var document = window.document;
-
 var getProto = Object.getPrototypeOf;
 
 var slice = arr.slice;
 
-var concat = arr.concat;
+var flat = arr.flat ? function( array ) {
+	return arr.flat.call( array );
+} : function( array ) {
+	return arr.concat.apply( [], array );
+};
+
 
 var push = arr.push;
 
@@ -73,12 +76,16 @@ var support = {};
 
 var isFunction = function isFunction( obj ) {
 
-      // Support: Chrome <=57, Firefox <=52
-      // In some browsers, typeof returns "function" for HTML <object> elements
-      // (i.e., `typeof document.createElement( "object" ) === "function"`).
-      // We don't want to classify *any* DOM node as a function.
-      return typeof obj === "function" && typeof obj.nodeType !== "number";
-  };
+		// Support: Chrome <=57, Firefox <=52
+		// In some browsers, typeof returns "function" for HTML <object> elements
+		// (i.e., `typeof document.createElement( "object" ) === "function"`).
+		// We don't want to classify *any* DOM node as a function.
+		// Support: QtWeb <=3.8.5, WebKit <=534.34, wkhtmltopdf tool <=0.12.5
+		// Plus for old WebKit, typeof returns "function" for HTML collections
+		// (e.g., `typeof document.getElementsByTagName("div") === "function"`). (gh-4756)
+		return typeof obj === "function" && typeof obj.nodeType !== "number" &&
+			typeof obj.item !== "function";
+	};
 
 
 var isWindow = function isWindow( obj ) {
@@ -86,25 +93,40 @@ var isWindow = function isWindow( obj ) {
 	};
 
 
+var document = window.document;
+
 
 
 	var preservedScriptAttributes = {
 		type: true,
 		src: true,
+		nonce: true,
 		noModule: true
 	};
 
-	function DOMEval( code, doc, node ) {
+	function DOMEval( code, node, doc ) {
 		doc = doc || document;
 
-		var i,
+		var i, val,
 			script = doc.createElement( "script" );
 
 		script.text = code;
 		if ( node ) {
 			for ( i in preservedScriptAttributes ) {
-				if ( node[ i ] ) {
-					script[ i ] = node[ i ];
+
+				// Support: Firefox 64+, Edge 18+
+				// Some browsers don't support the "nonce" property on scripts.
+				// On the other hand, just using `getAttribute` is not enough as
+				// the `nonce` attribute is reset to an empty string whenever it
+				// becomes browsing-context connected.
+				// See https://github.com/whatwg/html/issues/2369
+				// See https://html.spec.whatwg.org/#nonce-attributes
+				// The `node.getAttribute` check was added for the sake of
+				// `jQuery.globalEval` so that it can fake a nonce-containing node
+				// via an object.
+				val = node[ i ] || node.getAttribute && node.getAttribute( i );
+				if ( val ) {
+					script.setAttribute( i, val );
 				}
 			}
 		}
@@ -129,7 +151,7 @@ function toType( obj ) {
 
 
 var
-	version = "3.3.1",
+	version = "3.6.0",
 
 	// Define a local copy of jQuery
 	jQuery = function( selector, context ) {
@@ -137,11 +159,7 @@ var
 		// The jQuery object is actually just the init constructor 'enhanced'
 		// Need init if jQuery is called (just allow error to be thrown if not included)
 		return new jQuery.fn.init( selector, context );
-	},
-
-	// Support: Android <=4.0 only
-	// Make sure we trim BOM and NBSP
-	rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g;
+	};
 
 jQuery.fn = jQuery.prototype = {
 
@@ -207,6 +225,18 @@ jQuery.fn = jQuery.prototype = {
 		return this.eq( -1 );
 	},
 
+	even: function() {
+		return this.pushStack( jQuery.grep( this, function( _elem, i ) {
+			return ( i + 1 ) % 2;
+		} ) );
+	},
+
+	odd: function() {
+		return this.pushStack( jQuery.grep( this, function( _elem, i ) {
+			return i % 2;
+		} ) );
+	},
+
 	eq: function( i ) {
 		var len = this.length,
 			j = +i + ( i < 0 ? len : 0 );
@@ -258,25 +288,28 @@ jQuery.extend = jQuery.fn.extend = function() {
 
 			// Extend the base object
 			for ( name in options ) {
-				src = target[ name ];
 				copy = options[ name ];
 
+				// Prevent Object.prototype pollution
 				// Prevent never-ending loop
-				if ( target === copy ) {
+				if ( name === "__proto__" || target === copy ) {
 					continue;
 				}
 
 				// Recurse if we're merging plain objects or arrays
 				if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
 					( copyIsArray = Array.isArray( copy ) ) ) ) {
+					src = target[ name ];
 
-					if ( copyIsArray ) {
-						copyIsArray = false;
-						clone = src && Array.isArray( src ) ? src : [];
-
+					// Ensure proper type for the source value
+					if ( copyIsArray && !Array.isArray( src ) ) {
+						clone = [];
+					} else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) {
+						clone = {};
 					} else {
-						clone = src && jQuery.isPlainObject( src ) ? src : {};
+						clone = src;
 					}
+					copyIsArray = false;
 
 					// Never move original objects, clone them
 					target[ name ] = jQuery.extend( deep, clone, copy );
@@ -329,9 +362,6 @@ jQuery.extend( {
 	},
 
 	isEmptyObject: function( obj ) {
-
-		/* eslint-disable no-unused-vars */
-		// See https://github.com/eslint/eslint/issues/6125
 		var name;
 
 		for ( name in obj ) {
@@ -340,9 +370,10 @@ jQuery.extend( {
 		return true;
 	},
 
-	// Evaluates a script in a global context
-	globalEval: function( code ) {
-		DOMEval( code );
+	// Evaluates a script in a provided context; falls back to the global one
+	// if not specified.
+	globalEval: function( code, options, doc ) {
+		DOMEval( code, { nonce: options && options.nonce }, doc );
 	},
 
 	each: function( obj, callback ) {
@@ -366,13 +397,6 @@ jQuery.extend( {
 		return obj;
 	},
 
-	// Support: Android <=4.0 only
-	trim: function( text ) {
-		return text == null ?
-			"" :
-			( text + "" ).replace( rtrim, "" );
-	},
-
 	// results is for internal usage only
 	makeArray: function( arr, results ) {
 		var ret = results || [];
@@ -381,7 +405,7 @@ jQuery.extend( {
 			if ( isArrayLike( Object( arr ) ) ) {
 				jQuery.merge( ret,
 					typeof arr === "string" ?
-					[ arr ] : arr
+						[ arr ] : arr
 				);
 			} else {
 				push.call( ret, arr );
@@ -459,7 +483,7 @@ jQuery.extend( {
 		}
 
 		// Flatten any nested arrays
-		return concat.apply( [], ret );
+		return flat( ret );
 	},
 
 	// A global GUID counter for objects
@@ -476,9 +500,9 @@ if ( typeof Symbol === "function" ) {
 
 // Populate the class2type map
 jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),
-function( i, name ) {
-	class2type[ "[object " + name + "]" ] = name.toLowerCase();
-} );
+	function( _i, name ) {
+		class2type[ "[object " + name + "]" ] = name.toLowerCase();
+	} );
 
 function isArrayLike( obj ) {
 
@@ -498,17 +522,16 @@ function isArrayLike( obj ) {
 }
 var Sizzle =
 /*!
- * Sizzle CSS Selector Engine v2.3.3
+ * Sizzle CSS Selector Engine v2.3.6
  * https://sizzlejs.com/
  *
- * Copyright jQuery Foundation and other contributors
+ * Copyright JS Foundation and other contributors
  * Released under the MIT license
- * http://jquery.org/license
+ * https://js.foundation/
  *
- * Date: 2016-08-08
+ * Date: 2021-02-16
  */
-(function( window ) {
-
+( function( window ) {
 var i,
 	support,
 	Expr,
@@ -539,6 +562,7 @@ var i,
 	classCache = createCache(),
 	tokenCache = createCache(),
 	compilerCache = createCache(),
+	nonnativeSelectorCache = createCache(),
 	sortOrder = function( a, b ) {
 		if ( a === b ) {
 			hasDuplicate = true;
@@ -547,61 +571,71 @@ var i,
 	},
 
 	// Instance methods
-	hasOwn = ({}).hasOwnProperty,
+	hasOwn = ( {} ).hasOwnProperty,
 	arr = [],
 	pop = arr.pop,
-	push_native = arr.push,
+	pushNative = arr.push,
 	push = arr.push,
 	slice = arr.slice,
+
 	// Use a stripped-down indexOf as it's faster than native
 	// https://jsperf.com/thor-indexof-vs-for/5
 	indexOf = function( list, elem ) {
 		var i = 0,
 			len = list.length;
 		for ( ; i < len; i++ ) {
-			if ( list[i] === elem ) {
+			if ( list[ i ] === elem ) {
 				return i;
 			}
 		}
 		return -1;
 	},
 
-	booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
+	booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|" +
+		"ismap|loop|multiple|open|readonly|required|scoped",
 
 	// Regular expressions
 
 	// http://www.w3.org/TR/css3-selectors/#whitespace
 	whitespace = "[\\x20\\t\\r\\n\\f]",
 
-	// http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
-	identifier = "(?:\\\\.|[\\w-]|[^\0-\\xa0])+",
+	// https://www.w3.org/TR/css-syntax-3/#ident-token-diagram
+	identifier = "(?:\\\\[\\da-fA-F]{1,6}" + whitespace +
+		"?|\\\\[^\\r\\n\\f]|[\\w-]|[^\0-\\x7f])+",
 
 	// Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors
 	attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +
+
 		// Operator (capture 2)
 		"*([*^$|!~]?=)" + whitespace +
-		// "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
-		"*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace +
-		"*\\]",
+
+		// "Attribute values must be CSS identifiers [capture 5]
+		// or strings [capture 3 or capture 4]"
+		"*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" +
+		whitespace + "*\\]",
 
 	pseudos = ":(" + identifier + ")(?:\\((" +
+
 		// To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
 		// 1. quoted (capture 3; capture 4 or capture 5)
 		"('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +
+
 		// 2. simple (capture 6)
 		"((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +
+
 		// 3. anything else (capture 2)
 		".*" +
 		")\\)|)",
 
 	// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
 	rwhitespace = new RegExp( whitespace + "+", "g" ),
-	rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
+	rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" +
+		whitespace + "+$", "g" ),
 
 	rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
-	rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),
-
-	rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ),
+	rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace +
+		"*" ),
+	rdescend = new RegExp( whitespace + "|>" ),
 
 	rpseudo = new RegExp( pseudos ),
 	ridentifier = new RegExp( "^" + identifier + "$" ),
@@ -612,16 +646,19 @@ var i,
 		"TAG": new RegExp( "^(" + identifier + "|[*])" ),
 		"ATTR": new RegExp( "^" + attributes ),
 		"PSEUDO": new RegExp( "^" + pseudos ),
-		"CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
-			"*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
-			"*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
+		"CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" +
+			whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" +
+			whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
 		"bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
+
 		// For use in libraries implementing .is()
 		// We use this for POS matching in `select`
-		"needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
-			whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
+		"needsContext": new RegExp( "^" + whitespace +
+			"*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace +
+			"*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
 	},
 
+	rhtml = /HTML$/i,
 	rinputs = /^(?:input|select|textarea|button)$/i,
 	rheader = /^h\d$/i,
 
@@ -634,18 +671,21 @@ var i,
 
 	// CSS escapes
 	// http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
-	runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
-	funescape = function( _, escaped, escapedWhitespace ) {
-		var high = "0x" + escaped - 0x10000;
-		// NaN means non-codepoint
-		// Support: Firefox<24
-		// Workaround erroneous numeric interpretation of +"0x"
-		return high !== high || escapedWhitespace ?
-			escaped :
+	runescape = new RegExp( "\\\\[\\da-fA-F]{1,6}" + whitespace + "?|\\\\([^\\r\\n\\f])", "g" ),
+	funescape = function( escape, nonHex ) {
+		var high = "0x" + escape.slice( 1 ) - 0x10000;
+
+		return nonHex ?
+
+			// Strip the backslash prefix from a non-hex escape sequence
+			nonHex :
+
+			// Replace a hexadecimal escape sequence with the encoded Unicode code point
+			// Support: IE <=11+
+			// For values outside the Basic Multilingual Plane (BMP), manually construct a
+			// surrogate pair
 			high < 0 ?
-				// BMP codepoint
 				String.fromCharCode( high + 0x10000 ) :
-				// Supplemental Plane codepoint (surrogate pair)
 				String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
 	},
 
@@ -661,7 +701,8 @@ var i,
 			}
 
 			// Control characters and (dependent upon position) numbers get escaped as code points
-			return ch.slice( 0, -1 ) + "\\" + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " ";
+			return ch.slice( 0, -1 ) + "\\" +
+				ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " ";
 		}
 
 		// Other potentially-special ASCII characters get backslash-escaped
@@ -676,9 +717,9 @@ var i,
 		setDocument();
 	},
 
-	disabledAncestor = addCombinator(
+	inDisabledFieldset = addCombinator(
 		function( elem ) {
-			return elem.disabled === true && ("form" in elem || "label" in elem);
+			return elem.disabled === true && elem.nodeName.toLowerCase() === "fieldset";
 		},
 		{ dir: "parentNode", next: "legend" }
 	);
@@ -686,18 +727,20 @@ var i,
 // Optimize for push.apply( _, NodeList )
 try {
 	push.apply(
-		(arr = slice.call( preferredDoc.childNodes )),
+		( arr = slice.call( preferredDoc.childNodes ) ),
 		preferredDoc.childNodes
 	);
+
 	// Support: Android<4.0
 	// Detect silently failing push.apply
+	// eslint-disable-next-line no-unused-expressions
 	arr[ preferredDoc.childNodes.length ].nodeType;
 } catch ( e ) {
 	push = { apply: arr.length ?
 
 		// Leverage slice if possible
 		function( target, els ) {
-			push_native.apply( target, slice.call(els) );
+			pushNative.apply( target, slice.call( els ) );
 		} :
 
 		// Support: IE<9
@@ -705,8 +748,9 @@ try {
 		function( target, els ) {
 			var j = target.length,
 				i = 0;
+
 			// Can't trust NodeList.length
-			while ( (target[j++] = els[i++]) ) {}
+			while ( ( target[ j++ ] = els[ i++ ] ) ) {}
 			target.length = j - 1;
 		}
 	};
@@ -730,24 +774,21 @@ function Sizzle( selector, context, results, seed ) {
 
 	// Try to shortcut find operations (as opposed to filters) in HTML documents
 	if ( !seed ) {
-
-		if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
-			setDocument( context );
-		}
+		setDocument( context );
 		context = context || document;
 
 		if ( documentIsHTML ) {
 
 			// If the selector is sufficiently simple, try using a "get*By*" DOM method
 			// (excepting DocumentFragment context, where the methods don't exist)
-			if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) {
+			if ( nodeType !== 11 && ( match = rquickExpr.exec( selector ) ) ) {
 
 				// ID selector
-				if ( (m = match[1]) ) {
+				if ( ( m = match[ 1 ] ) ) {
 
 					// Document context
 					if ( nodeType === 9 ) {
-						if ( (elem = context.getElementById( m )) ) {
+						if ( ( elem = context.getElementById( m ) ) ) {
 
 							// Support: IE, Opera, Webkit
 							// TODO: identify versions
@@ -766,7 +807,7 @@ function Sizzle( selector, context, results, seed ) {
 						// Support: IE, Opera, Webkit
 						// TODO: identify versions
 						// getElementById can match elements by name instead of ID
-						if ( newContext && (elem = newContext.getElementById( m )) &&
+						if ( newContext && ( elem = newContext.getElementById( m ) ) &&
 							contains( context, elem ) &&
 							elem.id === m ) {
 
@@ -776,12 +817,12 @@ function Sizzle( selector, context, results, seed ) {
 					}
 
 				// Type selector
-				} else if ( match[2] ) {
+				} else if ( match[ 2 ] ) {
 					push.apply( results, context.getElementsByTagName( selector ) );
 					return results;
 
 				// Class selector
-				} else if ( (m = match[3]) && support.getElementsByClassName &&
+				} else if ( ( m = match[ 3 ] ) && support.getElementsByClassName &&
 					context.getElementsByClassName ) {
 
 					push.apply( results, context.getElementsByClassName( m ) );
@@ -791,50 +832,62 @@ function Sizzle( selector, context, results, seed ) {
 
 			// Take advantage of querySelectorAll
 			if ( support.qsa &&
-				!compilerCache[ selector + " " ] &&
-				(!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
-
-				if ( nodeType !== 1 ) {
-					newContext = context;
-					newSelector = selector;
+				!nonnativeSelectorCache[ selector + " " ] &&
+				( !rbuggyQSA || !rbuggyQSA.test( selector ) ) &&
 
-				// qSA looks outside Element context, which is not what we want
-				// Thanks to Andrew Dupont for this workaround technique
-				// Support: IE <=8
+				// Support: IE 8 only
 				// Exclude object elements
-				} else if ( context.nodeName.toLowerCase() !== "object" ) {
+				( nodeType !== 1 || context.nodeName.toLowerCase() !== "object" ) ) {
 
-					// Capture the context ID, setting it first if necessary
-					if ( (nid = context.getAttribute( "id" )) ) {
-						nid = nid.replace( rcssescape, fcssescape );
-					} else {
-						context.setAttribute( "id", (nid = expando) );
+				newSelector = selector;
+				newContext = context;
+
+				// qSA considers elements outside a scoping root when evaluating child or
+				// descendant combinators, which is not what we want.
+				// In such cases, we work around the behavior by prefixing every selector in the
+				// list with an ID selector referencing the scope context.
+				// The technique has to be used as well when a leading combinator is used
+				// as such selectors are not recognized by querySelectorAll.
+				// Thanks to Andrew Dupont for this technique.
+				if ( nodeType === 1 &&
+					( rdescend.test( selector ) || rcombinators.test( selector ) ) ) {
+
+					// Expand context for sibling selectors
+					newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||
+						context;
+
+					// We can use :scope instead of the ID hack if the browser
+					// supports it & if we're not changing the context.
+					if ( newContext !== context || !support.scope ) {
+
+						// Capture the context ID, setting it first if necessary
+						if ( ( nid = context.getAttribute( "id" ) ) ) {
+							nid = nid.replace( rcssescape, fcssescape );
+						} else {
+							context.setAttribute( "id", ( nid = expando ) );
+						}
 					}
 
 					// Prefix every selector in the list
 					groups = tokenize( selector );
 					i = groups.length;
 					while ( i-- ) {
-						groups[i] = "#" + nid + " " + toSelector( groups[i] );
+						groups[ i ] = ( nid ? "#" + nid : ":scope" ) + " " +
+							toSelector( groups[ i ] );
 					}
 					newSelector = groups.join( "," );
-
-					// Expand context for sibling selectors
-					newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||
-						context;
 				}
 
-				if ( newSelector ) {
-					try {
-						push.apply( results,
-							newContext.querySelectorAll( newSelector )
-						);
-						return results;
-					} catch ( qsaError ) {
-					} finally {
-						if ( nid === expando ) {
-							context.removeAttribute( "id" );
-						}
+				try {
+					push.apply( results,
+						newContext.querySelectorAll( newSelector )
+					);
+					return results;
+				} catch ( qsaError ) {
+					nonnativeSelectorCache( selector, true );
+				} finally {
+					if ( nid === expando ) {
+						context.removeAttribute( "id" );
 					}
 				}
 			}
@@ -855,12 +908,14 @@ function createCache() {
 	var keys = [];
 
 	function cache( key, value ) {
+
 		// Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
 		if ( keys.push( key + " " ) > Expr.cacheLength ) {
+
 			// Only keep the most recent entries
 			delete cache[ keys.shift() ];
 		}
-		return (cache[ key + " " ] = value);
+		return ( cache[ key + " " ] = value );
 	}
 	return cache;
 }
@@ -879,17 +934,19 @@ function markFunction( fn ) {
  * @param {Function} fn Passed the created element and returns a boolean result
  */
 function assert( fn ) {
-	var el = document.createElement("fieldset");
+	var el = document.createElement( "fieldset" );
 
 	try {
 		return !!fn( el );
-	} catch (e) {
+	} catch ( e ) {
 		return false;
 	} finally {
+
 		// Remove from its parent by default
 		if ( el.parentNode ) {
 			el.parentNode.removeChild( el );
 		}
+
 		// release memory in IE
 		el = null;
 	}
@@ -901,11 +958,11 @@ function assert( fn ) {
  * @param {Function} handler The method that will be applied
  */
 function addHandle( attrs, handler ) {
-	var arr = attrs.split("|"),
+	var arr = attrs.split( "|" ),
 		i = arr.length;
 
 	while ( i-- ) {
-		Expr.attrHandle[ arr[i] ] = handler;
+		Expr.attrHandle[ arr[ i ] ] = handler;
 	}
 }
 
@@ -927,7 +984,7 @@ function siblingCheck( a, b ) {
 
 	// Check if b follows a
 	if ( cur ) {
-		while ( (cur = cur.nextSibling) ) {
+		while ( ( cur = cur.nextSibling ) ) {
 			if ( cur === b ) {
 				return -1;
 			}
@@ -955,7 +1012,7 @@ function createInputPseudo( type ) {
 function createButtonPseudo( type ) {
 	return function( elem ) {
 		var name = elem.nodeName.toLowerCase();
-		return (name === "input" || name === "button") && elem.type === type;
+		return ( name === "input" || name === "button" ) && elem.type === type;
 	};
 }
 
@@ -998,7 +1055,7 @@ function createDisabledPseudo( disabled ) {
 					// Where there is no isDisabled, check manually
 					/* jshint -W018 */
 					elem.isDisabled !== !disabled &&
-						disabledAncestor( elem ) === disabled;
+					inDisabledFieldset( elem ) === disabled;
 			}
 
 			return elem.disabled === disabled;
@@ -1020,21 +1077,21 @@ function createDisabledPseudo( disabled ) {
  * @param {Function} fn
  */
 function createPositionalPseudo( fn ) {
-	return markFunction(function( argument ) {
+	return markFunction( function( argument ) {
 		argument = +argument;
-		return markFunction(function( seed, matches ) {
+		return markFunction( function( seed, matches ) {
 			var j,
 				matchIndexes = fn( [], seed.length, argument ),
 				i = matchIndexes.length;
 
 			// Match elements found at the specified indexes
 			while ( i-- ) {
-				if ( seed[ (j = matchIndexes[i]) ] ) {
-					seed[j] = !(matches[j] = seed[j]);
+				if ( seed[ ( j = matchIndexes[ i ] ) ] ) {
+					seed[ j ] = !( matches[ j ] = seed[ j ] );
 				}
 			}
-		});
-	});
+		} );
+	} );
 }
 
 /**
@@ -1055,10 +1112,13 @@ support = Sizzle.support = {};
  * @returns {Boolean} True iff elem is a non-HTML XML node
  */
 isXML = Sizzle.isXML = function( elem ) {
-	// documentElement is verified for cases where it doesn't yet exist
-	// (such as loading iframes in IE - #4833)
-	var documentElement = elem && (elem.ownerDocument || elem).documentElement;
-	return documentElement ? documentElement.nodeName !== "HTML" : false;
+	var namespace = elem && elem.namespaceURI,
+		docElem = elem && ( elem.ownerDocument || elem ).documentElement;
+
+	// Support: IE <=8
+	// Assume HTML when documentElement doesn't yet exist, such as inside loading iframes
+	// https://bugs.jquery.com/ticket/4833
+	return !rhtml.test( namespace || docElem && docElem.nodeName || "HTML" );
 };
 
 /**
@@ -1071,7 +1131,11 @@ setDocument = Sizzle.setDocument = function( node ) {
 		doc = node ? node.ownerDocument || node : preferredDoc;
 
 	// Return early if doc is invalid or already selected
-	if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
+	// Support: IE 11+, Edge 17 - 18+
+	// IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+	// two documents; shallow comparisons work.
+	// eslint-disable-next-line eqeqeq
+	if ( doc == document || doc.nodeType !== 9 || !doc.documentElement ) {
 		return document;
 	}
 
@@ -1080,10 +1144,14 @@ setDocument = Sizzle.setDocument = function( node ) {
 	docElem = document.documentElement;
 	documentIsHTML = !isXML( document );
 
-	// Support: IE 9-11, Edge
+	// Support: IE 9 - 11+, Edge 12 - 18+
 	// Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
-	if ( preferredDoc !== document &&
-		(subWindow = document.defaultView) && subWindow.top !== subWindow ) {
+	// Support: IE 11+, Edge 17 - 18+
+	// IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+	// two documents; shallow comparisons work.
+	// eslint-disable-next-line eqeqeq
+	if ( preferredDoc != document &&
+		( subWindow = document.defaultView ) && subWindow.top !== subWindow ) {
 
 		// Support: IE 11, Edge
 		if ( subWindow.addEventListener ) {
@@ -1095,25 +1163,36 @@ setDocument = Sizzle.setDocument = function( node ) {
 		}
 	}
 
+	// Support: IE 8 - 11+, Edge 12 - 18+, Chrome <=16 - 25 only, Firefox <=3.6 - 31 only,
+	// Safari 4 - 5 only, Opera <=11.6 - 12.x only
+	// IE/Edge & older browsers don't support the :scope pseudo-class.
+	// Support: Safari 6.0 only
+	// Safari 6.0 supports :scope but it's an alias of :root there.
+	support.scope = assert( function( el ) {
+		docElem.appendChild( el ).appendChild( document.createElement( "div" ) );
+		return typeof el.querySelectorAll !== "undefined" &&
+			!el.querySelectorAll( ":scope fieldset div" ).length;
+	} );
+
 	/* Attributes
 	---------------------------------------------------------------------- */
 
 	// Support: IE<8
 	// Verify that getAttribute really returns attributes and not properties
 	// (excepting IE8 booleans)
-	support.attributes = assert(function( el ) {
+	support.attributes = assert( function( el ) {
 		el.className = "i";
-		return !el.getAttribute("className");
-	});
+		return !el.getAttribute( "className" );
+	} );
 
 	/* getElement(s)By*
 	---------------------------------------------------------------------- */
 
 	// Check if getElementsByTagName("*") returns only elements
-	support.getElementsByTagName = assert(function( el ) {
-		el.appendChild( document.createComment("") );
-		return !el.getElementsByTagName("*").length;
-	});
+	support.getElementsByTagName = assert( function( el ) {
+		el.appendChild( document.createComment( "" ) );
+		return !el.getElementsByTagName( "*" ).length;
+	} );
 
 	// Support: IE<9
 	support.getElementsByClassName = rnative.test( document.getElementsByClassName );
@@ -1122,38 +1201,38 @@ setDocument = Sizzle.setDocument = function( node ) {
 	// Check if getElementById returns elements by name
 	// The broken getElementById methods don't pick up programmatically-set names,
 	// so use a roundabout getElementsByName test
-	support.getById = assert(function( el ) {
+	support.getById = assert( function( el ) {
 		docElem.appendChild( el ).id = expando;
 		return !document.getElementsByName || !document.getElementsByName( expando ).length;
-	});
+	} );
 
 	// ID filter and find
 	if ( support.getById ) {
-		Expr.filter["ID"] = function( id ) {
+		Expr.filter[ "ID" ] = function( id ) {
 			var attrId = id.replace( runescape, funescape );
 			return function( elem ) {
-				return elem.getAttribute("id") === attrId;
+				return elem.getAttribute( "id" ) === attrId;
 			};
 		};
-		Expr.find["ID"] = function( id, context ) {
+		Expr.find[ "ID" ] = function( id, context ) {
 			if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
 				var elem = context.getElementById( id );
 				return elem ? [ elem ] : [];
 			}
 		};
 	} else {
-		Expr.filter["ID"] =  function( id ) {
+		Expr.filter[ "ID" ] =  function( id ) {
 			var attrId = id.replace( runescape, funescape );
 			return function( elem ) {
 				var node = typeof elem.getAttributeNode !== "undefined" &&
-					elem.getAttributeNode("id");
+					elem.getAttributeNode( "id" );
 				return node && node.value === attrId;
 			};
 		};
 
 		// Support: IE 6 - 7 only
 		// getElementById is not reliable as a find shortcut
-		Expr.find["ID"] = function( id, context ) {
+		Expr.find[ "ID" ] = function( id, context ) {
 			if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
 				var node, i, elems,
 					elem = context.getElementById( id );
@@ -1161,7 +1240,7 @@ setDocument = Sizzle.setDocument = function( node ) {
 				if ( elem ) {
 
 					// Verify the id attribute
-					node = elem.getAttributeNode("id");
+					node = elem.getAttributeNode( "id" );
 					if ( node && node.value === id ) {
 						return [ elem ];
 					}
@@ -1169,8 +1248,8 @@ setDocument = Sizzle.setDocument = function( node ) {
 					// Fall back on getElementsByName
 					elems = context.getElementsByName( id );
 					i = 0;
-					while ( (elem = elems[i++]) ) {
-						node = elem.getAttributeNode("id");
+					while ( ( elem = elems[ i++ ] ) ) {
+						node = elem.getAttributeNode( "id" );
 						if ( node && node.value === id ) {
 							return [ elem ];
 						}
@@ -1183,7 +1262,7 @@ setDocument = Sizzle.setDocument = function( node ) {
 	}
 
 	// Tag
-	Expr.find["TAG"] = support.getElementsByTagName ?
+	Expr.find[ "TAG" ] = support.getElementsByTagName ?
 		function( tag, context ) {
 			if ( typeof context.getElementsByTagName !== "undefined" ) {
 				return context.getElementsByTagName( tag );
@@ -1198,12 +1277,13 @@ setDocument = Sizzle.setDocument = function( node ) {
 			var elem,
 				tmp = [],
 				i = 0,
+
 				// By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too
 				results = context.getElementsByTagName( tag );
 
 			// Filter out possible comments
 			if ( tag === "*" ) {
-				while ( (elem = results[i++]) ) {
+				while ( ( elem = results[ i++ ] ) ) {
 					if ( elem.nodeType === 1 ) {
 						tmp.push( elem );
 					}
@@ -1215,7 +1295,7 @@ setDocument = Sizzle.setDocument = function( node ) {
 		};
 
 	// Class
-	Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
+	Expr.find[ "CLASS" ] = support.getElementsByClassName && function( className, context ) {
 		if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) {
 			return context.getElementsByClassName( className );
 		}
@@ -1236,10 +1316,14 @@ setDocument = Sizzle.setDocument = function( node ) {
 	// See https://bugs.jquery.com/ticket/13378
 	rbuggyQSA = [];
 
-	if ( (support.qsa = rnative.test( document.querySelectorAll )) ) {
+	if ( ( support.qsa = rnative.test( document.querySelectorAll ) ) ) {
+
 		// Build QSA regex
 		// Regex strategy adopted from Diego Perini
-		assert(function( el ) {
+		assert( function( el ) {
+
+			var input;
+
 			// Select is set to empty string on purpose
 			// This is to test IE's treatment of not explicitly
 			// setting a boolean content attribute,
@@ -1253,78 +1337,98 @@ setDocument = Sizzle.setDocument = function( node ) {
 			// Nothing should be selected when empty strings follow ^= or $= or *=
 			// The test attribute must be unknown in Opera but "safe" for WinRT
 			// https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
-			if ( el.querySelectorAll("[msallowcapture^='']").length ) {
+			if ( el.querySelectorAll( "[msallowcapture^='']" ).length ) {
 				rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
 			}
 
 			// Support: IE8
 			// Boolean attributes and "value" are not treated correctly
-			if ( !el.querySelectorAll("[selected]").length ) {
+			if ( !el.querySelectorAll( "[selected]" ).length ) {
 				rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
 			}
 
 			// Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+
 			if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) {
-				rbuggyQSA.push("~=");
+				rbuggyQSA.push( "~=" );
+			}
+
+			// Support: IE 11+, Edge 15 - 18+
+			// IE 11/Edge don't find elements on a `[name='']` query in some cases.
+			// Adding a temporary attribute to the document before the selection works
+			// around the issue.
+			// Interestingly, IE 10 & older don't seem to have the issue.
+			input = document.createElement( "input" );
+			input.setAttribute( "name", "" );
+			el.appendChild( input );
+			if ( !el.querySelectorAll( "[name='']" ).length ) {
+				rbuggyQSA.push( "\\[" + whitespace + "*name" + whitespace + "*=" +
+					whitespace + "*(?:''|\"\")" );
 			}
 
 			// Webkit/Opera - :checked should return selected option elements
 			// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
 			// IE8 throws error here and will not see later tests
-			if ( !el.querySelectorAll(":checked").length ) {
-				rbuggyQSA.push(":checked");
+			if ( !el.querySelectorAll( ":checked" ).length ) {
+				rbuggyQSA.push( ":checked" );
 			}
 
 			// Support: Safari 8+, iOS 8+
 			// https://bugs.webkit.org/show_bug.cgi?id=136851
 			// In-page `selector#id sibling-combinator selector` fails
 			if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) {
-				rbuggyQSA.push(".#.+[+~]");
+				rbuggyQSA.push( ".#.+[+~]" );
 			}
-		});
 
-		assert(function( el ) {
+			// Support: Firefox <=3.6 - 5 only
+			// Old Firefox doesn't throw on a badly-escaped identifier.
+			el.querySelectorAll( "\\\f" );
+			rbuggyQSA.push( "[\\r\\n\\f]" );
+		} );
+
+		assert( function( el ) {
 			el.innerHTML = "<a href='' disabled='disabled'></a>" +
 				"<select disabled='disabled'><option/></select>";
 
 			// Support: Windows 8 Native Apps
 			// The type and name attributes are restricted during .innerHTML assignment
-			var input = document.createElement("input");
+			var input = document.createElement( "input" );
 			input.setAttribute( "type", "hidden" );
 			el.appendChild( input ).setAttribute( "name", "D" );
 
 			// Support: IE8
 			// Enforce case-sensitivity of name attribute
-			if ( el.querySelectorAll("[name=d]").length ) {
+			if ( el.querySelectorAll( "[name=d]" ).length ) {
 				rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" );
 			}
 
 			// FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
 			// IE8 throws error here and will not see later tests
-			if ( el.querySelectorAll(":enabled").length !== 2 ) {
+			if ( el.querySelectorAll( ":enabled" ).length !== 2 ) {
 				rbuggyQSA.push( ":enabled", ":disabled" );
 			}
 
 			// Support: IE9-11+
 			// IE's :disabled selector does not pick up the children of disabled fieldsets
 			docElem.appendChild( el ).disabled = true;
-			if ( el.querySelectorAll(":disabled").length !== 2 ) {
+			if ( el.querySelectorAll( ":disabled" ).length !== 2 ) {
 				rbuggyQSA.push( ":enabled", ":disabled" );
 			}
 
+			// Support: Opera 10 - 11 only
 			// Opera 10-11 does not throw on post-comma invalid pseudos
-			el.querySelectorAll("*,:x");
-			rbuggyQSA.push(",.*:");
-		});
+			el.querySelectorAll( "*,:x" );
+			rbuggyQSA.push( ",.*:" );
+		} );
 	}
 
-	if ( (support.matchesSelector = rnative.test( (matches = docElem.matches ||
+	if ( ( support.matchesSelector = rnative.test( ( matches = docElem.matches ||
 		docElem.webkitMatchesSelector ||
 		docElem.mozMatchesSelector ||
 		docElem.oMatchesSelector ||
-		docElem.msMatchesSelector) )) ) {
+		docElem.msMatchesSelector ) ) ) ) {
+
+		assert( function( el ) {
 
-		assert(function( el ) {
 			// Check to see if it's possible to do matchesSelector
 			// on a disconnected node (IE 9)
 			support.disconnectedMatch = matches.call( el, "*" );
@@ -1333,11 +1437,11 @@ setDocument = Sizzle.setDocument = function( node ) {
 			// Gecko does not error, returns false instead
 			matches.call( el, "[s!='']:x" );
 			rbuggyMatches.push( "!=", pseudos );
-		});
+		} );
 	}
 
-	rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
-	rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );
+	rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join( "|" ) );
+	rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join( "|" ) );
 
 	/* Contains
 	---------------------------------------------------------------------- */
@@ -1354,11 +1458,11 @@ setDocument = Sizzle.setDocument = function( node ) {
 				adown.contains ?
 					adown.contains( bup ) :
 					a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
-			));
+			) );
 		} :
 		function( a, b ) {
 			if ( b ) {
-				while ( (b = b.parentNode) ) {
+				while ( ( b = b.parentNode ) ) {
 					if ( b === a ) {
 						return true;
 					}
@@ -1387,7 +1491,11 @@ setDocument = Sizzle.setDocument = function( node ) {
 		}
 
 		// Calculate position if both inputs belong to the same document
-		compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ?
+		// Support: IE 11+, Edge 17 - 18+
+		// IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+		// two documents; shallow comparisons work.
+		// eslint-disable-next-line eqeqeq
+		compare = ( a.ownerDocument || a ) == ( b.ownerDocument || b ) ?
 			a.compareDocumentPosition( b ) :
 
 			// Otherwise we know they are disconnected
@@ -1395,13 +1503,24 @@ setDocument = Sizzle.setDocument = function( node ) {
 
 		// Disconnected nodes
 		if ( compare & 1 ||
-			(!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {
+			( !support.sortDetached && b.compareDocumentPosition( a ) === compare ) ) {
 
 			// Choose the first element that is related to our preferred document
-			if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) {
+			// Support: IE 11+, Edge 17 - 18+
+			// IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+			// two documents; shallow comparisons work.
+			// eslint-disable-next-line eqeqeq
+			if ( a == document || a.ownerDocument == preferredDoc &&
+				contains( preferredDoc, a ) ) {
 				return -1;
 			}
-			if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) {
+
+			// Support: IE 11+, Edge 17 - 18+
+			// IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+			// two documents; shallow comparisons work.
+			// eslint-disable-next-line eqeqeq
+			if ( b == document || b.ownerDocument == preferredDoc &&
+				contains( preferredDoc, b ) ) {
 				return 1;
 			}
 
@@ -1414,6 +1533,7 @@ setDocument = Sizzle.setDocument = function( node ) {
 		return compare & 4 ? -1 : 1;
 	} :
 	function( a, b ) {
+
 		// Exit early if the nodes are identical
 		if ( a === b ) {
 			hasDuplicate = true;
@@ -1429,8 +1549,14 @@ setDocument = Sizzle.setDocument = function( node ) {
 
 		// Parentless nodes are either documents or disconnected
 		if ( !aup || !bup ) {
-			return a === document ? -1 :
-				b === document ? 1 :
+
+			// Support: IE 11+, Edge 17 - 18+
+			// IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+			// two documents; shallow comparisons work.
+			/* eslint-disable eqeqeq */
+			return a == document ? -1 :
+				b == document ? 1 :
+				/* eslint-enable eqeqeq */
 				aup ? -1 :
 				bup ? 1 :
 				sortInput ?
@@ -1444,26 +1570,32 @@ setDocument = Sizzle.setDocument = function( node ) {
 
 		// Otherwise we need full lists of their ancestors for comparison
 		cur = a;
-		while ( (cur = cur.parentNode) ) {
+		while ( ( cur = cur.parentNode ) ) {
 			ap.unshift( cur );
 		}
 		cur = b;
-		while ( (cur = cur.parentNode) ) {
+		while ( ( cur = cur.parentNode ) ) {
 			bp.unshift( cur );
 		}
 
 		// Walk down the tree looking for a discrepancy
-		while ( ap[i] === bp[i] ) {
+		while ( ap[ i ] === bp[ i ] ) {
 			i++;
 		}
 
 		return i ?
+
 			// Do a sibling check if the nodes have a common ancestor
-			siblingCheck( ap[i], bp[i] ) :
+			siblingCheck( ap[ i ], bp[ i ] ) :
 
 			// Otherwise nodes in our document sort first
-			ap[i] === preferredDoc ? -1 :
-			bp[i] === preferredDoc ? 1 :
+			// Support: IE 11+, Edge 17 - 18+
+			// IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+			// two documents; shallow comparisons work.
+			/* eslint-disable eqeqeq */
+			ap[ i ] == preferredDoc ? -1 :
+			bp[ i ] == preferredDoc ? 1 :
+			/* eslint-enable eqeqeq */
 			0;
 	};
 
@@ -1475,16 +1607,10 @@ Sizzle.matches = function( expr, elements ) {
 };
 
 Sizzle.matchesSelector = function( elem, expr ) {
-	// Set document vars if needed
-	if ( ( elem.ownerDocument || elem ) !== document ) {
-		setDocument( elem );
-	}
-
-	// Make sure that attribute selectors are quoted
-	expr = expr.replace( rattributeQuotes, "='$1']" );
+	setDocument( elem );
 
 	if ( support.matchesSelector && documentIsHTML &&
-		!compilerCache[ expr + " " ] &&
+		!nonnativeSelectorCache[ expr + " " ] &&
 		( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
 		( !rbuggyQSA     || !rbuggyQSA.test( expr ) ) ) {
 
@@ -1493,32 +1619,46 @@ Sizzle.matchesSelector = function( elem, expr ) {
 
 			// IE 9's matchesSelector returns false on disconnected nodes
 			if ( ret || support.disconnectedMatch ||
-					// As well, disconnected nodes are said to be in a document
-					// fragment in IE 9
-					elem.document && elem.document.nodeType !== 11 ) {
+
+				// As well, disconnected nodes are said to be in a document
+				// fragment in IE 9
+				elem.document && elem.document.nodeType !== 11 ) {
 				return ret;
 			}
-		} catch (e) {}
+		} catch ( e ) {
+			nonnativeSelectorCache( expr, true );
+		}
 	}
 
 	return Sizzle( expr, document, null, [ elem ] ).length > 0;
 };
 
 Sizzle.contains = function( context, elem ) {
+
 	// Set document vars if needed
-	if ( ( context.ownerDocument || context ) !== document ) {
+	// Support: IE 11+, Edge 17 - 18+
+	// IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+	// two documents; shallow comparisons work.
+	// eslint-disable-next-line eqeqeq
+	if ( ( context.ownerDocument || context ) != document ) {
 		setDocument( context );
 	}
 	return contains( context, elem );
 };
 
 Sizzle.attr = function( elem, name ) {
+
 	// Set document vars if needed
-	if ( ( elem.ownerDocument || elem ) !== document ) {
+	// Support: IE 11+, Edge 17 - 18+
+	// IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+	// two documents; shallow comparisons work.
+	// eslint-disable-next-line eqeqeq
+	if ( ( elem.ownerDocument || elem ) != document ) {
 		setDocument( elem );
 	}
 
 	var fn = Expr.attrHandle[ name.toLowerCase() ],
+
 		// Don't get fooled by Object.prototype properties (jQuery #13807)
 		val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
 			fn( elem, name, !documentIsHTML ) :
@@ -1528,13 +1668,13 @@ Sizzle.attr = function( elem, name ) {
 		val :
 		support.attributes || !documentIsHTML ?
 			elem.getAttribute( name ) :
-			(val = elem.getAttributeNode(name)) && val.specified ?
+			( val = elem.getAttributeNode( name ) ) && val.specified ?
 				val.value :
 				null;
 };
 
 Sizzle.escape = function( sel ) {
-	return (sel + "").replace( rcssescape, fcssescape );
+	return ( sel + "" ).replace( rcssescape, fcssescape );
 };
 
 Sizzle.error = function( msg ) {
@@ -1557,7 +1697,7 @@ Sizzle.uniqueSort = function( results ) {
 	results.sort( sortOrder );
 
 	if ( hasDuplicate ) {
-		while ( (elem = results[i++]) ) {
+		while ( ( elem = results[ i++ ] ) ) {
 			if ( elem === results[ i ] ) {
 				j = duplicates.push( i );
 			}
@@ -1585,17 +1725,21 @@ getText = Sizzle.getText = function( elem ) {
 		nodeType = elem.nodeType;
 
 	if ( !nodeType ) {
+
 		// If no nodeType, this is expected to be an array
-		while ( (node = elem[i++]) ) {
+		while ( ( node = elem[ i++ ] ) ) {
+
 			// Do not traverse comment nodes
 			ret += getText( node );
 		}
 	} else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
+
 		// Use textContent for elements
 		// innerText usage removed for consistency of new lines (jQuery #11153)
 		if ( typeof elem.textContent === "string" ) {
 			return elem.textContent;
 		} else {
+
 			// Traverse its children
 			for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
 				ret += getText( elem );
@@ -1604,6 +1748,7 @@ getText = Sizzle.getText = function( elem ) {
 	} else if ( nodeType === 3 || nodeType === 4 ) {
 		return elem.nodeValue;
 	}
+
 	// Do not include comment or processing instruction nodes
 
 	return ret;
@@ -1631,19 +1776,21 @@ Expr = Sizzle.selectors = {
 
 	preFilter: {
 		"ATTR": function( match ) {
-			match[1] = match[1].replace( runescape, funescape );
+			match[ 1 ] = match[ 1 ].replace( runescape, funescape );
 
 			// Move the given value to match[3] whether quoted or unquoted
-			match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape );
+			match[ 3 ] = ( match[ 3 ] || match[ 4 ] ||
+				match[ 5 ] || "" ).replace( runescape, funescape );
 
-			if ( match[2] === "~=" ) {
-				match[3] = " " + match[3] + " ";
+			if ( match[ 2 ] === "~=" ) {
+				match[ 3 ] = " " + match[ 3 ] + " ";
 			}
 
 			return match.slice( 0, 4 );
 		},
 
 		"CHILD": function( match ) {
+
 			/* matches from matchExpr["CHILD"]
 				1 type (only|nth|...)
 				2 what (child|of-type)
@@ -1654,22 +1801,25 @@ Expr = Sizzle.selectors = {
 				7 sign of y-component
 				8 y of y-component
 			*/
-			match[1] = match[1].toLowerCase();
+			match[ 1 ] = match[ 1 ].toLowerCase();
+
+			if ( match[ 1 ].slice( 0, 3 ) === "nth" ) {
 
-			if ( match[1].slice( 0, 3 ) === "nth" ) {
 				// nth-* requires argument
-				if ( !match[3] ) {
-					Sizzle.error( match[0] );
+				if ( !match[ 3 ] ) {
+					Sizzle.error( match[ 0 ] );
 				}
 
 				// numeric x and y parameters for Expr.filter.CHILD
 				// remember that false/true cast respectively to 0/1
-				match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
-				match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );
+				match[ 4 ] = +( match[ 4 ] ?
+					match[ 5 ] + ( match[ 6 ] || 1 ) :
+					2 * ( match[ 3 ] === "even" || match[ 3 ] === "odd" ) );
+				match[ 5 ] = +( ( match[ 7 ] + match[ 8 ] ) || match[ 3 ] === "odd" );
 
-			// other types prohibit arguments
-			} else if ( match[3] ) {
-				Sizzle.error( match[0] );
+				// other types prohibit arguments
+			} else if ( match[ 3 ] ) {
+				Sizzle.error( match[ 0 ] );
 			}
 
 			return match;
@@ -1677,26 +1827,28 @@ Expr = Sizzle.selectors = {
 
 		"PSEUDO": function( match ) {
 			var excess,
-				unquoted = !match[6] && match[2];
+				unquoted = !match[ 6 ] && match[ 2 ];
 
-			if ( matchExpr["CHILD"].test( match[0] ) ) {
+			if ( matchExpr[ "CHILD" ].test( match[ 0 ] ) ) {
 				return null;
 			}
 
 			// Accept quoted arguments as-is
-			if ( match[3] ) {
-				match[2] = match[4] || match[5] || "";
+			if ( match[ 3 ] ) {
+				match[ 2 ] = match[ 4 ] || match[ 5 ] || "";
 
 			// Strip excess characters from unquoted arguments
 			} else if ( unquoted && rpseudo.test( unquoted ) &&
+
 				// Get excess from tokenize (recursively)
-				(excess = tokenize( unquoted, true )) &&
+				( excess = tokenize( unquoted, true ) ) &&
+
 				// advance to the next closing parenthesis
-				(excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
+				( excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length ) ) {
 
 				// excess is a negative index
-				match[0] = match[0].slice( 0, excess );
-				match[2] = unquoted.slice( 0, excess );
+				match[ 0 ] = match[ 0 ].slice( 0, excess );
+				match[ 2 ] = unquoted.slice( 0, excess );
 			}
 
 			// Return only captures needed by the pseudo filter method (type and argument)
@@ -1709,7 +1861,9 @@ Expr = Sizzle.selectors = {
 		"TAG": function( nodeNameSelector ) {
 			var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
 			return nodeNameSelector === "*" ?
-				function() { return true; } :
+				function() {
+					return true;
+				} :
 				function( elem ) {
 					return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
 				};
@@ -1719,10 +1873,16 @@ Expr = Sizzle.selectors = {
 			var pattern = classCache[ className + " " ];
 
 			return pattern ||
-				(pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
-				classCache( className, function( elem ) {
-					return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" );
-				});
+				( pattern = new RegExp( "(^|" + whitespace +
+					")" + className + "(" + whitespace + "|$)" ) ) && classCache(
+						className, function( elem ) {
+							return pattern.test(
+								typeof elem.className === "string" && elem.className ||
+								typeof elem.getAttribute !== "undefined" &&
+									elem.getAttribute( "class" ) ||
+								""
+							);
+				} );
 		},
 
 		"ATTR": function( name, operator, check ) {
@@ -1738,6 +1898,8 @@ Expr = Sizzle.selectors = {
 
 				result += "";
 
+				/* eslint-disable max-len */
+
 				return operator === "=" ? result === check :
 					operator === "!=" ? result !== check :
 					operator === "^=" ? check && result.indexOf( check ) === 0 :
@@ -1746,10 +1908,12 @@ Expr = Sizzle.selectors = {
 					operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 :
 					operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
 					false;
+				/* eslint-enable max-len */
+
 			};
 		},
 
-		"CHILD": function( type, what, argument, first, last ) {
+		"CHILD": function( type, what, _argument, first, last ) {
 			var simple = type.slice( 0, 3 ) !== "nth",
 				forward = type.slice( -4 ) !== "last",
 				ofType = what === "of-type";
@@ -1761,7 +1925,7 @@ Expr = Sizzle.selectors = {
 					return !!elem.parentNode;
 				} :
 
-				function( elem, context, xml ) {
+				function( elem, _context, xml ) {
 					var cache, uniqueCache, outerCache, node, nodeIndex, start,
 						dir = simple !== forward ? "nextSibling" : "previousSibling",
 						parent = elem.parentNode,
@@ -1775,7 +1939,7 @@ Expr = Sizzle.selectors = {
 						if ( simple ) {
 							while ( dir ) {
 								node = elem;
-								while ( (node = node[ dir ]) ) {
+								while ( ( node = node[ dir ] ) ) {
 									if ( ofType ?
 										node.nodeName.toLowerCase() === name :
 										node.nodeType === 1 ) {
@@ -1783,6 +1947,7 @@ Expr = Sizzle.selectors = {
 										return false;
 									}
 								}
+
 								// Reverse direction for :only-* (if we haven't yet done so)
 								start = dir = type === "only" && !start && "nextSibling";
 							}
@@ -1798,22 +1963,22 @@ Expr = Sizzle.selectors = {
 
 							// ...in a gzip-friendly way
 							node = parent;
-							outerCache = node[ expando ] || (node[ expando ] = {});
+							outerCache = node[ expando ] || ( node[ expando ] = {} );
 
 							// Support: IE <9 only
 							// Defend against cloned attroperties (jQuery gh-1709)
 							uniqueCache = outerCache[ node.uniqueID ] ||
-								(outerCache[ node.uniqueID ] = {});
+								( outerCache[ node.uniqueID ] = {} );
 
 							cache = uniqueCache[ type ] || [];
 							nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
 							diff = nodeIndex && cache[ 2 ];
 							node = nodeIndex && parent.childNodes[ nodeIndex ];
 
-							while ( (node = ++nodeIndex && node && node[ dir ] ||
+							while ( ( node = ++nodeIndex && node && node[ dir ] ||
 
 								// Fallback to seeking `elem` from the start
-								(diff = nodeIndex = 0) || start.pop()) ) {
+								( diff = nodeIndex = 0 ) || start.pop() ) ) {
 
 								// When found, cache indexes on `parent` and break
 								if ( node.nodeType === 1 && ++diff && node === elem ) {
@@ -1823,16 +1988,18 @@ Expr = Sizzle.selectors = {
 							}
 
 						} else {
+
 							// Use previously-cached element index if available
 							if ( useCache ) {
+
 								// ...in a gzip-friendly way
 								node = elem;
-								outerCache = node[ expando ] || (node[ expando ] = {});
+								outerCache = node[ expando ] || ( node[ expando ] = {} );
 
 								// Support: IE <9 only
 								// Defend against cloned attroperties (jQuery gh-1709)
 								uniqueCache = outerCache[ node.uniqueID ] ||
-									(outerCache[ node.uniqueID ] = {});
+									( outerCache[ node.uniqueID ] = {} );
 
 								cache = uniqueCache[ type ] || [];
 								nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
@@ -1842,9 +2009,10 @@ Expr = Sizzle.selectors = {
 							// xml :nth-child(...)
 							// or :nth-last-child(...) or :nth(-last)?-of-type(...)
 							if ( diff === false ) {
+
 								// Use the same loop as above to seek `elem` from the start
-								while ( (node = ++nodeIndex && node && node[ dir ] ||
-									(diff = nodeIndex = 0) || start.pop()) ) {
+								while ( ( node = ++nodeIndex && node && node[ dir ] ||
+									( diff = nodeIndex = 0 ) || start.pop() ) ) {
 
 									if ( ( ofType ?
 										node.nodeName.toLowerCase() === name :
@@ -1853,12 +2021,13 @@ Expr = Sizzle.selectors = {
 
 										// Cache the index of each encountered element
 										if ( useCache ) {
-											outerCache = node[ expando ] || (node[ expando ] = {});
+											outerCache = node[ expando ] ||
+												( node[ expando ] = {} );
 
 											// Support: IE <9 only
 											// Defend against cloned attroperties (jQuery gh-1709)
 											uniqueCache = outerCache[ node.uniqueID ] ||
-												(outerCache[ node.uniqueID ] = {});
+												( outerCache[ node.uniqueID ] = {} );
 
 											uniqueCache[ type ] = [ dirruns, diff ];
 										}
@@ -1879,6 +2048,7 @@ Expr = Sizzle.selectors = {
 		},
 
 		"PSEUDO": function( pseudo, argument ) {
+
 			// pseudo-class names are case-insensitive
 			// http://www.w3.org/TR/selectors/#pseudo-classes
 			// Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
@@ -1898,15 +2068,15 @@ Expr = Sizzle.selectors = {
 			if ( fn.length > 1 ) {
 				args = [ pseudo, pseudo, "", argument ];
 				return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
-					markFunction(function( seed, matches ) {
+					markFunction( function( seed, matches ) {
 						var idx,
 							matched = fn( seed, argument ),
 							i = matched.length;
 						while ( i-- ) {
-							idx = indexOf( seed, matched[i] );
-							seed[ idx ] = !( matches[ idx ] = matched[i] );
+							idx = indexOf( seed, matched[ i ] );
+							seed[ idx ] = !( matches[ idx ] = matched[ i ] );
 						}
-					}) :
+					} ) :
 					function( elem ) {
 						return fn( elem, 0, args );
 					};
@@ -1917,8 +2087,10 @@ Expr = Sizzle.selectors = {
 	},
 
 	pseudos: {
+
 		// Potentially complex pseudos
-		"not": markFunction(function( selector ) {
+		"not": markFunction( function( selector ) {
+
 			// Trim the selector passed to compile
 			// to avoid treating leading and trailing
 			// spaces as combinators
@@ -1927,39 +2099,40 @@ Expr = Sizzle.selectors = {
 				matcher = compile( selector.replace( rtrim, "$1" ) );
 
 			return matcher[ expando ] ?
-				markFunction(function( seed, matches, context, xml ) {
+				markFunction( function( seed, matches, _context, xml ) {
 					var elem,
 						unmatched = matcher( seed, null, xml, [] ),
 						i = seed.length;
 
 					// Match elements unmatched by `matcher`
 					while ( i-- ) {
-						if ( (elem = unmatched[i]) ) {
-							seed[i] = !(matches[i] = elem);
+						if ( ( elem = unmatched[ i ] ) ) {
+							seed[ i ] = !( matches[ i ] = elem );
 						}
 					}
-				}) :
-				function( elem, context, xml ) {
-					input[0] = elem;
+				} ) :
+				function( elem, _context, xml ) {
+					input[ 0 ] = elem;
 					matcher( input, null, xml, results );
+
 					// Don't keep the element (issue #299)
-					input[0] = null;
+					input[ 0 ] = null;
 					return !results.pop();
 				};
-		}),
+		} ),
 
-		"has": markFunction(function( selector ) {
+		"has": markFunction( function( selector ) {
 			return function( elem ) {
 				return Sizzle( selector, elem ).length > 0;
 			};
-		}),
+		} ),
 
-		"contains": markFunction(function( text ) {
+		"contains": markFunction( function( text ) {
 			text = text.replace( runescape, funescape );
 			return function( elem ) {
-				return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
+				return ( elem.textContent || getText( elem ) ).indexOf( text ) > -1;
 			};
-		}),
+		} ),
 
 		// "Whether an element is represented by a :lang() selector
 		// is based solely on the element's language value
@@ -1969,25 +2142,26 @@ Expr = Sizzle.selectors = {
 		// The identifier C does not have to be a valid language name."
 		// http://www.w3.org/TR/selectors/#lang-pseudo
 		"lang": markFunction( function( lang ) {
+
 			// lang value must be a valid identifier
-			if ( !ridentifier.test(lang || "") ) {
+			if ( !ridentifier.test( lang || "" ) ) {
 				Sizzle.error( "unsupported lang: " + lang );
 			}
 			lang = lang.replace( runescape, funescape ).toLowerCase();
 			return function( elem ) {
 				var elemLang;
 				do {
-					if ( (elemLang = documentIsHTML ?
+					if ( ( elemLang = documentIsHTML ?
 						elem.lang :
-						elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {
+						elem.getAttribute( "xml:lang" ) || elem.getAttribute( "lang" ) ) ) {
 
 						elemLang = elemLang.toLowerCase();
 						return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
 					}
-				} while ( (elem = elem.parentNode) && elem.nodeType === 1 );
+				} while ( ( elem = elem.parentNode ) && elem.nodeType === 1 );
 				return false;
 			};
-		}),
+		} ),
 
 		// Miscellaneous
 		"target": function( elem ) {
@@ -2000,7 +2174,9 @@ Expr = Sizzle.selectors = {
 		},
 
 		"focus": function( elem ) {
-			return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
+			return elem === document.activeElement &&
+				( !document.hasFocus || document.hasFocus() ) &&
+				!!( elem.type || elem.href || ~elem.tabIndex );
 		},
 
 		// Boolean properties
@@ -2008,16 +2184,20 @@ Expr = Sizzle.selectors = {
 		"disabled": createDisabledPseudo( true ),
 
 		"checked": function( elem ) {
+
 			// In CSS3, :checked should return both checked and selected elements
 			// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
 			var nodeName = elem.nodeName.toLowerCase();
-			return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
+			return ( nodeName === "input" && !!elem.checked ) ||
+				( nodeName === "option" && !!elem.selected );
 		},
 
 		"selected": function( elem ) {
+
 			// Accessing this property makes selected-by-default
 			// options in Safari work properly
 			if ( elem.parentNode ) {
+				// eslint-disable-next-line no-unused-expressions
 				elem.parentNode.selectedIndex;
 			}
 
@@ -2026,6 +2206,7 @@ Expr = Sizzle.selectors = {
 
 		// Contents
 		"empty": function( elem ) {
+
 			// http://www.w3.org/TR/selectors/#empty-pseudo
 			// :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
 			//   but not by others (comment: 8; processing instruction: 7; etc.)
@@ -2039,7 +2220,7 @@ Expr = Sizzle.selectors = {
 		},
 
 		"parent": function( elem ) {
-			return !Expr.pseudos["empty"]( elem );
+			return !Expr.pseudos[ "empty" ]( elem );
 		},
 
 		// Element/input types
@@ -2063,57 +2244,62 @@ Expr = Sizzle.selectors = {
 
 				// Support: IE<8
 				// New HTML5 attribute values (e.g., "search") appear with elem.type === "text"
-				( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" );
+				( ( attr = elem.getAttribute( "type" ) ) == null ||
+					attr.toLowerCase() === "text" );
 		},
 
 		// Position-in-collection
-		"first": createPositionalPseudo(function() {
+		"first": createPositionalPseudo( function() {
 			return [ 0 ];
-		}),
+		} ),
 
-		"last": createPositionalPseudo(function( matchIndexes, length ) {
+		"last": createPositionalPseudo( function( _matchIndexes, length ) {
 			return [ length - 1 ];
-		}),
+		} ),
 
-		"eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
+		"eq": createPositionalPseudo( function( _matchIndexes, length, argument ) {
 			return [ argument < 0 ? argument + length : argument ];
-		}),
+		} ),
 
-		"even": createPositionalPseudo(function( matchIndexes, length ) {
+		"even": createPositionalPseudo( function( matchIndexes, length ) {
 			var i = 0;
 			for ( ; i < length; i += 2 ) {
 				matchIndexes.push( i );
 			}
 			return matchIndexes;
-		}),
+		} ),
 
-		"odd": createPositionalPseudo(function( matchIndexes, length ) {
+		"odd": createPositionalPseudo( function( matchIndexes, length ) {
 			var i = 1;
 			for ( ; i < length; i += 2 ) {
 				matchIndexes.push( i );
 			}
 			return matchIndexes;
-		}),
+		} ),
 
-		"lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
-			var i = argument < 0 ? argument + length : argument;
+		"lt": createPositionalPseudo( function( matchIndexes, length, argument ) {
+			var i = argument < 0 ?
+				argument + length :
+				argument > length ?
+					length :
+					argument;
 			for ( ; --i >= 0; ) {
 				matchIndexes.push( i );
 			}
 			return matchIndexes;
-		}),
+		} ),
 
-		"gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
+		"gt": createPositionalPseudo( function( matchIndexes, length, argument ) {
 			var i = argument < 0 ? argument + length : argument;
 			for ( ; ++i < length; ) {
 				matchIndexes.push( i );
 			}
 			return matchIndexes;
-		})
+		} )
 	}
 };
 
-Expr.pseudos["nth"] = Expr.pseudos["eq"];
+Expr.pseudos[ "nth" ] = Expr.pseudos[ "eq" ];
 
 // Add button/input type pseudos
 for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
@@ -2144,37 +2330,39 @@ tokenize = Sizzle.tokenize = function( selector, parseOnly ) {
 	while ( soFar ) {
 
 		// Comma and first run
-		if ( !matched || (match = rcomma.exec( soFar )) ) {
+		if ( !matched || ( match = rcomma.exec( soFar ) ) ) {
 			if ( match ) {
+
 				// Don't consume trailing commas as valid
-				soFar = soFar.slice( match[0].length ) || soFar;
+				soFar = soFar.slice( match[ 0 ].length ) || soFar;
 			}
-			groups.push( (tokens = []) );
+			groups.push( ( tokens = [] ) );
 		}
 
 		matched = false;
 
 		// Combinators
-		if ( (match = rcombinators.exec( soFar )) ) {
+		if ( ( match = rcombinators.exec( soFar ) ) ) {
 			matched = match.shift();
-			tokens.push({
+			tokens.push( {
 				value: matched,
+
 				// Cast descendant combinators to space
-				type: match[0].replace( rtrim, " " )
-			});
+				type: match[ 0 ].replace( rtrim, " " )
+			} );
 			soFar = soFar.slice( matched.length );
 		}
 
 		// Filters
 		for ( type in Expr.filter ) {
-			if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
-				(match = preFilters[ type ]( match ))) ) {
+			if ( ( match = matchExpr[ type ].exec( soFar ) ) && ( !preFilters[ type ] ||
+				( match = preFilters[ type ]( match ) ) ) ) {
 				matched = match.shift();
-				tokens.push({
+				tokens.push( {
 					value: matched,
 					type: type,
 					matches: match
-				});
+				} );
 				soFar = soFar.slice( matched.length );
 			}
 		}
@@ -2191,6 +2379,7 @@ tokenize = Sizzle.tokenize = function( selector, parseOnly ) {
 		soFar.length :
 		soFar ?
 			Sizzle.error( selector ) :
+
 			// Cache the tokens
 			tokenCache( selector, groups ).slice( 0 );
 };
@@ -2200,7 +2389,7 @@ function toSelector( tokens ) {
 		len = tokens.length,
 		selector = "";
 	for ( ; i < len; i++ ) {
-		selector += tokens[i].value;
+		selector += tokens[ i ].value;
 	}
 	return selector;
 }
@@ -2213,9 +2402,10 @@ function addCombinator( matcher, combinator, base ) {
 		doneName = done++;
 
 	return combinator.first ?
+
 		// Check against closest ancestor/preceding element
 		function( elem, context, xml ) {
-			while ( (elem = elem[ dir ]) ) {
+			while ( ( elem = elem[ dir ] ) ) {
 				if ( elem.nodeType === 1 || checkNonElements ) {
 					return matcher( elem, context, xml );
 				}
@@ -2230,7 +2420,7 @@ function addCombinator( matcher, combinator, base ) {
 
 			// We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching
 			if ( xml ) {
-				while ( (elem = elem[ dir ]) ) {
+				while ( ( elem = elem[ dir ] ) ) {
 					if ( elem.nodeType === 1 || checkNonElements ) {
 						if ( matcher( elem, context, xml ) ) {
 							return true;
@@ -2238,27 +2428,29 @@ function addCombinator( matcher, combinator, base ) {
 					}
 				}
 			} else {
-				while ( (elem = elem[ dir ]) ) {
+				while ( ( elem = elem[ dir ] ) ) {
 					if ( elem.nodeType === 1 || checkNonElements ) {
-						outerCache = elem[ expando ] || (elem[ expando ] = {});
+						outerCache = elem[ expando ] || ( elem[ expando ] = {} );
 
 						// Support: IE <9 only
 						// Defend against cloned attroperties (jQuery gh-1709)
-						uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {});
+						uniqueCache = outerCache[ elem.uniqueID ] ||
+							( outerCache[ elem.uniqueID ] = {} );
 
 						if ( skip && skip === elem.nodeName.toLowerCase() ) {
 							elem = elem[ dir ] || elem;
-						} else if ( (oldCache = uniqueCache[ key ]) &&
+						} else if ( ( oldCache = uniqueCache[ key ] ) &&
 							oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {
 
 							// Assign to newCache so results back-propagate to previous elements
-							return (newCache[ 2 ] = oldCache[ 2 ]);
+							return ( newCache[ 2 ] = oldCache[ 2 ] );
 						} else {
+
 							// Reuse newcache so results back-propagate to previous elements
 							uniqueCache[ key ] = newCache;
 
 							// A match means we're done; a fail means we have to keep checking
-							if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) {
+							if ( ( newCache[ 2 ] = matcher( elem, context, xml ) ) ) {
 								return true;
 							}
 						}
@@ -2274,20 +2466,20 @@ function elementMatcher( matchers ) {
 		function( elem, context, xml ) {
 			var i = matchers.length;
 			while ( i-- ) {
-				if ( !matchers[i]( elem, context, xml ) ) {
+				if ( !matchers[ i ]( elem, context, xml ) ) {
 					return false;
 				}
 			}
 			return true;
 		} :
-		matchers[0];
+		matchers[ 0 ];
 }
 
 function multipleContexts( selector, contexts, results ) {
 	var i = 0,
 		len = contexts.length;
 	for ( ; i < len; i++ ) {
-		Sizzle( selector, contexts[i], results );
+		Sizzle( selector, contexts[ i ], results );
 	}
 	return results;
 }
@@ -2300,7 +2492,7 @@ function condense( unmatched, map, filter, context, xml ) {
 		mapped = map != null;
 
 	for ( ; i < len; i++ ) {
-		if ( (elem = unmatched[i]) ) {
+		if ( ( elem = unmatched[ i ] ) ) {
 			if ( !filter || filter( elem, context, xml ) ) {
 				newUnmatched.push( elem );
 				if ( mapped ) {
@@ -2320,14 +2512,18 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS
 	if ( postFinder && !postFinder[ expando ] ) {
 		postFinder = setMatcher( postFinder, postSelector );
 	}
-	return markFunction(function( seed, results, context, xml ) {
+	return markFunction( function( seed, results, context, xml ) {
 		var temp, i, elem,
 			preMap = [],
 			postMap = [],
 			preexisting = results.length,
 
 			// Get initial elements from seed or context
-			elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
+			elems = seed || multipleContexts(
+				selector || "*",
+				context.nodeType ? [ context ] : context,
+				[]
+			),
 
 			// Prefilter to get matcher input, preserving a map for seed-results synchronization
 			matcherIn = preFilter && ( seed || !selector ) ?
@@ -2335,6 +2531,7 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS
 				elems,
 
 			matcherOut = matcher ?
+
 				// If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
 				postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
 
@@ -2358,8 +2555,8 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS
 			// Un-match failing elements by moving them back to matcherIn
 			i = temp.length;
 			while ( i-- ) {
-				if ( (elem = temp[i]) ) {
-					matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
+				if ( ( elem = temp[ i ] ) ) {
+					matcherOut[ postMap[ i ] ] = !( matcherIn[ postMap[ i ] ] = elem );
 				}
 			}
 		}
@@ -2367,25 +2564,27 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS
 		if ( seed ) {
 			if ( postFinder || preFilter ) {
 				if ( postFinder ) {
+
 					// Get the final matcherOut by condensing this intermediate into postFinder contexts
 					temp = [];
 					i = matcherOut.length;
 					while ( i-- ) {
-						if ( (elem = matcherOut[i]) ) {
+						if ( ( elem = matcherOut[ i ] ) ) {
+
 							// Restore matcherIn since elem is not yet a final match
-							temp.push( (matcherIn[i] = elem) );
+							temp.push( ( matcherIn[ i ] = elem ) );
 						}
 					}
-					postFinder( null, (matcherOut = []), temp, xml );
+					postFinder( null, ( matcherOut = [] ), temp, xml );
 				}
 
 				// Move matched elements from seed to results to keep them synchronized
 				i = matcherOut.length;
 				while ( i-- ) {
-					if ( (elem = matcherOut[i]) &&
-						(temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) {
+					if ( ( elem = matcherOut[ i ] ) &&
+						( temp = postFinder ? indexOf( seed, elem ) : preMap[ i ] ) > -1 ) {
 
-						seed[temp] = !(results[temp] = elem);
+						seed[ temp ] = !( results[ temp ] = elem );
 					}
 				}
 			}
@@ -2403,14 +2602,14 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS
 				push.apply( results, matcherOut );
 			}
 		}
-	});
+	} );
 }
 
 function matcherFromTokens( tokens ) {
 	var checkContext, matcher, j,
 		len = tokens.length,
-		leadingRelative = Expr.relative[ tokens[0].type ],
-		implicitRelative = leadingRelative || Expr.relative[" "],
+		leadingRelative = Expr.relative[ tokens[ 0 ].type ],
+		implicitRelative = leadingRelative || Expr.relative[ " " ],
 		i = leadingRelative ? 1 : 0,
 
 		// The foundational matcher ensures that elements are reachable from top-level context(s)
@@ -2422,38 +2621,43 @@ function matcherFromTokens( tokens ) {
 		}, implicitRelative, true ),
 		matchers = [ function( elem, context, xml ) {
 			var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
-				(checkContext = context).nodeType ?
+				( checkContext = context ).nodeType ?
 					matchContext( elem, context, xml ) :
 					matchAnyContext( elem, context, xml ) );
+
 			// Avoid hanging onto element (issue #299)
 			checkContext = null;
 			return ret;
 		} ];
 
 	for ( ; i < len; i++ ) {
-		if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
-			matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
+		if ( ( matcher = Expr.relative[ tokens[ i ].type ] ) ) {
+			matchers = [ addCombinator( elementMatcher( matchers ), matcher ) ];
 		} else {
-			matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
+			matcher = Expr.filter[ tokens[ i ].type ].apply( null, tokens[ i ].matches );
 
 			// Return special upon seeing a positional matcher
 			if ( matcher[ expando ] ) {
+
 				// Find the next relative operator (if any) for proper handling
 				j = ++i;
 				for ( ; j < len; j++ ) {
-					if ( Expr.relative[ tokens[j].type ] ) {
+					if ( Expr.relative[ tokens[ j ].type ] ) {
 						break;
 					}
 				}
 				return setMatcher(
 					i > 1 && elementMatcher( matchers ),
 					i > 1 && toSelector(
-						// If the preceding token was a descendant combinator, insert an implicit any-element `*`
-						tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
+
+					// If the preceding token was a descendant combinator, insert an implicit any-element `*`
+					tokens
+						.slice( 0, i - 1 )
+						.concat( { value: tokens[ i - 2 ].type === " " ? "*" : "" } )
 					).replace( rtrim, "$1" ),
 					matcher,
 					i < j && matcherFromTokens( tokens.slice( i, j ) ),
-					j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
+					j < len && matcherFromTokens( ( tokens = tokens.slice( j ) ) ),
 					j < len && toSelector( tokens )
 				);
 			}
@@ -2474,28 +2678,40 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
 				unmatched = seed && [],
 				setMatched = [],
 				contextBackup = outermostContext,
+
 				// We must always have either seed elements or outermost context
-				elems = seed || byElement && Expr.find["TAG"]( "*", outermost ),
+				elems = seed || byElement && Expr.find[ "TAG" ]( "*", outermost ),
+
 				// Use integer dirruns iff this is the outermost matcher
-				dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1),
+				dirrunsUnique = ( dirruns += contextBackup == null ? 1 : Math.random() || 0.1 ),
 				len = elems.length;
 
 			if ( outermost ) {
-				outermostContext = context === document || context || outermost;
+
+				// Support: IE 11+, Edge 17 - 18+
+				// IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+				// two documents; shallow comparisons work.
+				// eslint-disable-next-line eqeqeq
+				outermostContext = context == document || context || outermost;
 			}
 
 			// Add elements passing elementMatchers directly to results
 			// Support: IE<9, Safari
 			// Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
-			for ( ; i !== len && (elem = elems[i]) != null; i++ ) {
+			for ( ; i !== len && ( elem = elems[ i ] ) != null; i++ ) {
 				if ( byElement && elem ) {
 					j = 0;
-					if ( !context && elem.ownerDocument !== document ) {
+
+					// Support: IE 11+, Edge 17 - 18+
+					// IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+					// two documents; shallow comparisons work.
+					// eslint-disable-next-line eqeqeq
+					if ( !context && elem.ownerDocument != document ) {
 						setDocument( elem );
 						xml = !documentIsHTML;
 					}
-					while ( (matcher = elementMatchers[j++]) ) {
-						if ( matcher( elem, context || document, xml) ) {
+					while ( ( matcher = elementMatchers[ j++ ] ) ) {
+						if ( matcher( elem, context || document, xml ) ) {
 							results.push( elem );
 							break;
 						}
@@ -2507,8 +2723,9 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
 
 				// Track unmatched elements for set filters
 				if ( bySet ) {
+
 					// They will have gone through all possible matchers
-					if ( (elem = !matcher && elem) ) {
+					if ( ( elem = !matcher && elem ) ) {
 						matchedCount--;
 					}
 
@@ -2532,16 +2749,17 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
 			// numerically zero.
 			if ( bySet && i !== matchedCount ) {
 				j = 0;
-				while ( (matcher = setMatchers[j++]) ) {
+				while ( ( matcher = setMatchers[ j++ ] ) ) {
 					matcher( unmatched, setMatched, context, xml );
 				}
 
 				if ( seed ) {
+
 					// Reintegrate element matches to eliminate the need for sorting
 					if ( matchedCount > 0 ) {
 						while ( i-- ) {
-							if ( !(unmatched[i] || setMatched[i]) ) {
-								setMatched[i] = pop.call( results );
+							if ( !( unmatched[ i ] || setMatched[ i ] ) ) {
+								setMatched[ i ] = pop.call( results );
 							}
 						}
 					}
@@ -2582,13 +2800,14 @@ compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) {
 		cached = compilerCache[ selector + " " ];
 
 	if ( !cached ) {
+
 		// Generate a function of recursive functions that can be used to check each element
 		if ( !match ) {
 			match = tokenize( selector );
 		}
 		i = match.length;
 		while ( i-- ) {
-			cached = matcherFromTokens( match[i] );
+			cached = matcherFromTokens( match[ i ] );
 			if ( cached[ expando ] ) {
 				setMatchers.push( cached );
 			} else {
@@ -2597,7 +2816,10 @@ compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) {
 		}
 
 		// Cache the compiled function
-		cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
+		cached = compilerCache(
+			selector,
+			matcherFromGroupMatchers( elementMatchers, setMatchers )
+		);
 
 		// Save selector and tokenization
 		cached.selector = selector;
@@ -2617,7 +2839,7 @@ compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) {
 select = Sizzle.select = function( selector, context, results, seed ) {
 	var i, tokens, token, type, find,
 		compiled = typeof selector === "function" && selector,
-		match = !seed && tokenize( (selector = compiled.selector || selector) );
+		match = !seed && tokenize( ( selector = compiled.selector || selector ) );
 
 	results = results || [];
 
@@ -2626,11 +2848,12 @@ select = Sizzle.select = function( selector, context, results, seed ) {
 	if ( match.length === 1 ) {
 
 		// Reduce context if the leading compound selector is an ID
-		tokens = match[0] = match[0].slice( 0 );
-		if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
-				context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[1].type ] ) {
+		tokens = match[ 0 ] = match[ 0 ].slice( 0 );
+		if ( tokens.length > 2 && ( token = tokens[ 0 ] ).type === "ID" &&
+			context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[ 1 ].type ] ) {
 
-			context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
+			context = ( Expr.find[ "ID" ]( token.matches[ 0 ]
+				.replace( runescape, funescape ), context ) || [] )[ 0 ];
 			if ( !context ) {
 				return results;
 
@@ -2643,20 +2866,22 @@ select = Sizzle.select = function( selector, context, results, seed ) {
 		}
 
 		// Fetch a seed set for right-to-left matching
-		i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
+		i = matchExpr[ "needsContext" ].test( selector ) ? 0 : tokens.length;
 		while ( i-- ) {
-			token = tokens[i];
+			token = tokens[ i ];
 
 			// Abort if we hit a combinator
-			if ( Expr.relative[ (type = token.type) ] ) {
+			if ( Expr.relative[ ( type = token.type ) ] ) {
 				break;
 			}
-			if ( (find = Expr.find[ type ]) ) {
+			if ( ( find = Expr.find[ type ] ) ) {
+
 				// Search, expanding context for leading sibling combinators
-				if ( (seed = find(
-					token.matches[0].replace( runescape, funescape ),
-					rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context
-				)) ) {
+				if ( ( seed = find(
+					token.matches[ 0 ].replace( runescape, funescape ),
+					rsibling.test( tokens[ 0 ].type ) && testContext( context.parentNode ) ||
+						context
+				) ) ) {
 
 					// If seed is empty or no tokens remain, we can return early
 					tokens.splice( i, 1 );
@@ -2687,7 +2912,7 @@ select = Sizzle.select = function( selector, context, results, seed ) {
 // One-time assignments
 
 // Sort stability
-support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
+support.sortStable = expando.split( "" ).sort( sortOrder ).join( "" ) === expando;
 
 // Support: Chrome 14-35+
 // Always assume duplicates if they aren't passed to the comparison function
@@ -2698,58 +2923,59 @@ setDocument();
 
 // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
 // Detached nodes confoundingly follow *each other*
-support.sortDetached = assert(function( el ) {
+support.sortDetached = assert( function( el ) {
+
 	// Should return 1, but returns 4 (following)
-	return el.compareDocumentPosition( document.createElement("fieldset") ) & 1;
-});
+	return el.compareDocumentPosition( document.createElement( "fieldset" ) ) & 1;
+} );
 
 // Support: IE<8
 // Prevent attribute/property "interpolation"
 // https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
-if ( !assert(function( el ) {
+if ( !assert( function( el ) {
 	el.innerHTML = "<a href='#'></a>";
-	return el.firstChild.getAttribute("href") === "#" ;
-}) ) {
+	return el.firstChild.getAttribute( "href" ) === "#";
+} ) ) {
 	addHandle( "type|href|height|width", function( elem, name, isXML ) {
 		if ( !isXML ) {
 			return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
 		}
-	});
+	} );
 }
 
 // Support: IE<9
 // Use defaultValue in place of getAttribute("value")
-if ( !support.attributes || !assert(function( el ) {
+if ( !support.attributes || !assert( function( el ) {
 	el.innerHTML = "<input/>";
 	el.firstChild.setAttribute( "value", "" );
 	return el.firstChild.getAttribute( "value" ) === "";
-}) ) {
-	addHandle( "value", function( elem, name, isXML ) {
+} ) ) {
+	addHandle( "value", function( elem, _name, isXML ) {
 		if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
 			return elem.defaultValue;
 		}
-	});
+	} );
 }
 
 // Support: IE<9
 // Use getAttributeNode to fetch booleans when getAttribute lies
-if ( !assert(function( el ) {
-	return el.getAttribute("disabled") == null;
-}) ) {
+if ( !assert( function( el ) {
+	return el.getAttribute( "disabled" ) == null;
+} ) ) {
 	addHandle( booleans, function( elem, name, isXML ) {
 		var val;
 		if ( !isXML ) {
 			return elem[ name ] === true ? name.toLowerCase() :
-					(val = elem.getAttributeNode( name )) && val.specified ?
+				( val = elem.getAttributeNode( name ) ) && val.specified ?
 					val.value :
-				null;
+					null;
 		}
-	});
+	} );
 }
 
 return Sizzle;
 
-})( window );
+} )( window );
 
 
 
@@ -2802,9 +3028,9 @@ var rneedsContext = jQuery.expr.match.needsContext;
 
 function nodeName( elem, name ) {
 
-  return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
+	return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
 
-};
+}
 var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i );
 
 
@@ -3118,7 +3344,7 @@ jQuery.each( {
 	parents: function( elem ) {
 		return dir( elem, "parentNode" );
 	},
-	parentsUntil: function( elem, i, until ) {
+	parentsUntil: function( elem, _i, until ) {
 		return dir( elem, "parentNode", until );
 	},
 	next: function( elem ) {
@@ -3133,10 +3359,10 @@ jQuery.each( {
 	prevAll: function( elem ) {
 		return dir( elem, "previousSibling" );
 	},
-	nextUntil: function( elem, i, until ) {
+	nextUntil: function( elem, _i, until ) {
 		return dir( elem, "nextSibling", until );
 	},
-	prevUntil: function( elem, i, until ) {
+	prevUntil: function( elem, _i, until ) {
 		return dir( elem, "previousSibling", until );
 	},
 	siblings: function( elem ) {
@@ -3146,18 +3372,24 @@ jQuery.each( {
 		return siblings( elem.firstChild );
 	},
 	contents: function( elem ) {
-        if ( nodeName( elem, "iframe" ) ) {
-            return elem.contentDocument;
-        }
+		if ( elem.contentDocument != null &&
+
+			// Support: IE 11+
+			// <object> elements with no `data` attribute has an object
+			// `contentDocument` with a `null` prototype.
+			getProto( elem.contentDocument ) ) {
 
-        // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only
-        // Treat the template element as a regular one in browsers that
-        // don't support it.
-        if ( nodeName( elem, "template" ) ) {
-            elem = elem.content || elem;
-        }
+			return elem.contentDocument;
+		}
 
-        return jQuery.merge( [], elem.childNodes );
+		// Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only
+		// Treat the template element as a regular one in browsers that
+		// don't support it.
+		if ( nodeName( elem, "template" ) ) {
+			elem = elem.content || elem;
+		}
+
+		return jQuery.merge( [], elem.childNodes );
 	}
 }, function( name, fn ) {
 	jQuery.fn[ name ] = function( until, selector ) {
@@ -3489,7 +3721,7 @@ jQuery.extend( {
 					var fns = arguments;
 
 					return jQuery.Deferred( function( newDefer ) {
-						jQuery.each( tuples, function( i, tuple ) {
+						jQuery.each( tuples, function( _i, tuple ) {
 
 							// Map tuples (progress, done, fail) to arguments (done, fail, progress)
 							var fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ];
@@ -3769,8 +4001,8 @@ jQuery.extend( {
 			resolveContexts = Array( i ),
 			resolveValues = slice.call( arguments ),
 
-			// the master Deferred
-			master = jQuery.Deferred(),
+			// the primary Deferred
+			primary = jQuery.Deferred(),
 
 			// subordinate callback factory
 			updateFunc = function( i ) {
@@ -3778,30 +4010,30 @@ jQuery.extend( {
 					resolveContexts[ i ] = this;
 					resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value;
 					if ( !( --remaining ) ) {
-						master.resolveWith( resolveContexts, resolveValues );
+						primary.resolveWith( resolveContexts, resolveValues );
 					}
 				};
 			};
 
 		// Single- and empty arguments are adopted like Promise.resolve
 		if ( remaining <= 1 ) {
-			adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject,
+			adoptValue( singleValue, primary.done( updateFunc( i ) ).resolve, primary.reject,
 				!remaining );
 
 			// Use .then() to unwrap secondary thenables (cf. gh-3000)
-			if ( master.state() === "pending" ||
+			if ( primary.state() === "pending" ||
 				isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) {
 
-				return master.then();
+				return primary.then();
 			}
 		}
 
 		// Multiple arguments are aggregated like Promise.all array elements
 		while ( i-- ) {
-			adoptValue( resolveValues[ i ], updateFunc( i ), master.reject );
+			adoptValue( resolveValues[ i ], updateFunc( i ), primary.reject );
 		}
 
-		return master.promise();
+		return primary.promise();
 	}
 } );
 
@@ -3942,7 +4174,7 @@ var access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
 			// ...except when executing function values
 			} else {
 				bulk = fn;
-				fn = function( elem, key, value ) {
+				fn = function( elem, _key, value ) {
 					return bulk.call( jQuery( elem ), value );
 				};
 			}
@@ -3952,8 +4184,8 @@ var access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
 			for ( ; i < len; i++ ) {
 				fn(
 					elems[ i ], key, raw ?
-					value :
-					value.call( elems[ i ], i, fn( elems[ i ], key ) )
+						value :
+						value.call( elems[ i ], i, fn( elems[ i ], key ) )
 				);
 			}
 		}
@@ -3977,7 +4209,7 @@ var rmsPrefix = /^-ms-/,
 	rdashAlpha = /-([a-z])/g;
 
 // Used by camelCase as callback to replace()
-function fcamelCase( all, letter ) {
+function fcamelCase( _all, letter ) {
 	return letter.toUpperCase();
 }
 
@@ -4466,6 +4698,26 @@ var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" );
 
 var cssExpand = [ "Top", "Right", "Bottom", "Left" ];
 
+var documentElement = document.documentElement;
+
+
+
+	var isAttached = function( elem ) {
+			return jQuery.contains( elem.ownerDocument, elem );
+		},
+		composed = { composed: true };
+
+	// Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only
+	// Check attachment across shadow DOM boundaries when possible (gh-3504)
+	// Support: iOS 10.0-10.2 only
+	// Early iOS 10 versions support `attachShadow` but not `getRootNode`,
+	// leading to errors. We need to check for `getRootNode`.
+	if ( documentElement.getRootNode ) {
+		isAttached = function( elem ) {
+			return jQuery.contains( elem.ownerDocument, elem ) ||
+				elem.getRootNode( composed ) === elem.ownerDocument;
+		};
+	}
 var isHiddenWithinTree = function( elem, el ) {
 
 		// isHiddenWithinTree might be called from jQuery#filter function;
@@ -4480,32 +4732,11 @@ var isHiddenWithinTree = function( elem, el ) {
 			// Support: Firefox <=43 - 45
 			// Disconnected elements can have computed display: none, so first confirm that elem is
 			// in the document.
-			jQuery.contains( elem.ownerDocument, elem ) &&
+			isAttached( elem ) &&
 
 			jQuery.css( elem, "display" ) === "none";
 	};
 
-var swap = function( elem, options, callback, args ) {
-	var ret, name,
-		old = {};
-
-	// Remember the old values, and insert the new ones
-	for ( name in options ) {
-		old[ name ] = elem.style[ name ];
-		elem.style[ name ] = options[ name ];
-	}
-
-	ret = callback.apply( elem, args || [] );
-
-	// Revert the old values
-	for ( name in options ) {
-		elem.style[ name ] = old[ name ];
-	}
-
-	return ret;
-};
-
-
 
 
 function adjustCSS( elem, prop, valueParts, tween ) {
@@ -4522,7 +4753,8 @@ function adjustCSS( elem, prop, valueParts, tween ) {
 		unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
 
 		// Starting value computation is required for potential unit mismatches
-		initialInUnit = ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) &&
+		initialInUnit = elem.nodeType &&
+			( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) &&
 			rcssNum.exec( jQuery.css( elem, prop ) );
 
 	if ( initialInUnit && initialInUnit[ 3 ] !== unit ) {
@@ -4669,17 +4901,46 @@ jQuery.fn.extend( {
 } );
 var rcheckableType = ( /^(?:checkbox|radio)$/i );
 
-var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]+)/i );
+var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]*)/i );
 
 var rscriptType = ( /^$|^module$|\/(?:java|ecma)script/i );
 
 
 
-// We have to close these tags to support XHTML (#13200)
-var wrapMap = {
+( function() {
+	var fragment = document.createDocumentFragment(),
+		div = fragment.appendChild( document.createElement( "div" ) ),
+		input = document.createElement( "input" );
+
+	// Support: Android 4.0 - 4.3 only
+	// Check state lost if the name is set (#11217)
+	// Support: Windows Web Apps (WWA)
+	// `name` and `type` must use .setAttribute for WWA (#14901)
+	input.setAttribute( "type", "radio" );
+	input.setAttribute( "checked", "checked" );
+	input.setAttribute( "name", "t" );
+
+	div.appendChild( input );
+
+	// Support: Android <=4.1 only
+	// Older WebKit doesn't clone checked state correctly in fragments
+	support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;
+
+	// Support: IE <=11 only
+	// Make sure textarea (and checkbox) defaultValue is properly cloned
+	div.innerHTML = "<textarea>x</textarea>";
+	support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;
 
 	// Support: IE <=9 only
-	option: [ 1, "<select multiple='multiple'>", "</select>" ],
+	// IE <=9 replaces <option> tags with their contents when inserted outside of
+	// the select element.
+	div.innerHTML = "<option></option>";
+	support.option = !!div.lastChild;
+} )();
+
+
+// We have to close these tags to support XHTML (#13200)
+var wrapMap = {
 
 	// XHTML parsers do not magically insert elements in the
 	// same way that tag soup parsers do. So we cannot shorten
@@ -4692,12 +4953,14 @@ var wrapMap = {
 	_default: [ 0, "", "" ]
 };
 
-// Support: IE <=9 only
-wrapMap.optgroup = wrapMap.option;
-
 wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
 wrapMap.th = wrapMap.td;
 
+// Support: IE <=9 only
+if ( !support.option ) {
+	wrapMap.optgroup = wrapMap.option = [ 1, "<select multiple='multiple'>", "</select>" ];
+}
+
 
 function getAll( context, tag ) {
 
@@ -4741,7 +5004,7 @@ function setGlobalEval( elems, refElements ) {
 var rhtml = /<|&#?\w+;/;
 
 function buildFragment( elems, context, scripts, selection, ignored ) {
-	var elem, tmp, tag, wrap, contains, j,
+	var elem, tmp, tag, wrap, attached, j,
 		fragment = context.createDocumentFragment(),
 		nodes = [],
 		i = 0,
@@ -4805,13 +5068,13 @@ function buildFragment( elems, context, scripts, selection, ignored ) {
 			continue;
 		}
 
-		contains = jQuery.contains( elem.ownerDocument, elem );
+		attached = isAttached( elem );
 
 		// Append to fragment
 		tmp = getAll( fragment.appendChild( elem ), "script" );
 
 		// Preserve script evaluation history
-		if ( contains ) {
+		if ( attached ) {
 			setGlobalEval( tmp );
 		}
 
@@ -4830,38 +5093,7 @@ function buildFragment( elems, context, scripts, selection, ignored ) {
 }
 
 
-( function() {
-	var fragment = document.createDocumentFragment(),
-		div = fragment.appendChild( document.createElement( "div" ) ),
-		input = document.createElement( "input" );
-
-	// Support: Android 4.0 - 4.3 only
-	// Check state lost if the name is set (#11217)
-	// Support: Windows Web Apps (WWA)
-	// `name` and `type` must use .setAttribute for WWA (#14901)
-	input.setAttribute( "type", "radio" );
-	input.setAttribute( "checked", "checked" );
-	input.setAttribute( "name", "t" );
-
-	div.appendChild( input );
-
-	// Support: Android <=4.1 only
-	// Older WebKit doesn't clone checked state correctly in fragments
-	support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;
-
-	// Support: IE <=11 only
-	// Make sure textarea (and checkbox) defaultValue is properly cloned
-	div.innerHTML = "<textarea>x</textarea>";
-	support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;
-} )();
-var documentElement = document.documentElement;
-
-
-
-var
-	rkeyEvent = /^key/,
-	rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/,
-	rtypenamespace = /^([^.]*)(?:\.(.+)|)/;
+var rtypenamespace = /^([^.]*)(?:\.(.+)|)/;
 
 function returnTrue() {
 	return true;
@@ -4871,8 +5103,19 @@ function returnFalse() {
 	return false;
 }
 
+// Support: IE <=9 - 11+
+// focus() and blur() are asynchronous, except when they are no-op.
+// So expect focus to be synchronous when the element is already active,
+// and blur to be synchronous when the element is not already active.
+// (focus and blur are always synchronous in other supported browsers,
+// this just defines when we can count on it).
+function expectSync( elem, type ) {
+	return ( elem === safeActiveElement() ) === ( type === "focus" );
+}
+
 // Support: IE <=9 only
-// See #13393 for more info
+// Accessing document.activeElement can throw unexpectedly
+// https://bugs.jquery.com/ticket/13393
 function safeActiveElement() {
 	try {
 		return document.activeElement;
@@ -4955,8 +5198,8 @@ jQuery.event = {
 			special, handlers, type, namespaces, origType,
 			elemData = dataPriv.get( elem );
 
-		// Don't attach events to noData or text/comment nodes (but allow plain objects)
-		if ( !elemData ) {
+		// Only attach events to objects that accept data
+		if ( !acceptData( elem ) ) {
 			return;
 		}
 
@@ -4980,7 +5223,7 @@ jQuery.event = {
 
 		// Init the element's event structure and main handler, if this is the first
 		if ( !( events = elemData.events ) ) {
-			events = elemData.events = {};
+			events = elemData.events = Object.create( null );
 		}
 		if ( !( eventHandle = elemData.handle ) ) {
 			eventHandle = elemData.handle = function( e ) {
@@ -5138,12 +5381,15 @@ jQuery.event = {
 
 	dispatch: function( nativeEvent ) {
 
-		// Make a writable jQuery.Event from the native event object
-		var event = jQuery.event.fix( nativeEvent );
-
 		var i, j, ret, matched, handleObj, handlerQueue,
 			args = new Array( arguments.length ),
-			handlers = ( dataPriv.get( this, "events" ) || {} )[ event.type ] || [],
+
+			// Make a writable jQuery.Event from the native event object
+			event = jQuery.event.fix( nativeEvent ),
+
+			handlers = (
+				dataPriv.get( this, "events" ) || Object.create( null )
+			)[ event.type ] || [],
 			special = jQuery.event.special[ event.type ] || {};
 
 		// Use the fix-ed jQuery.Event rather than the (read-only) native event
@@ -5172,9 +5418,10 @@ jQuery.event = {
 			while ( ( handleObj = matched.handlers[ j++ ] ) &&
 				!event.isImmediatePropagationStopped() ) {
 
-				// Triggered event must either 1) have no namespace, or 2) have namespace(s)
-				// a subset or equal to those in the bound event (both can have no namespace).
-				if ( !event.rnamespace || event.rnamespace.test( handleObj.namespace ) ) {
+				// If the event is namespaced, then each handler is only invoked if it is
+				// specially universal or its namespaces are a superset of the event's.
+				if ( !event.rnamespace || handleObj.namespace === false ||
+					event.rnamespace.test( handleObj.namespace ) ) {
 
 					event.handleObj = handleObj;
 					event.data = handleObj.data;
@@ -5266,12 +5513,12 @@ jQuery.event = {
 			get: isFunction( hook ) ?
 				function() {
 					if ( this.originalEvent ) {
-							return hook( this.originalEvent );
+						return hook( this.originalEvent );
 					}
 				} :
 				function() {
 					if ( this.originalEvent ) {
-							return this.originalEvent[ name ];
+						return this.originalEvent[ name ];
 					}
 				},
 
@@ -5298,39 +5545,51 @@ jQuery.event = {
 			// Prevent triggered image.load events from bubbling to window.load
 			noBubble: true
 		},
-		focus: {
+		click: {
 
-			// Fire native event if possible so blur/focus sequence is correct
-			trigger: function() {
-				if ( this !== safeActiveElement() && this.focus ) {
-					this.focus();
-					return false;
-				}
-			},
-			delegateType: "focusin"
-		},
-		blur: {
-			trigger: function() {
-				if ( this === safeActiveElement() && this.blur ) {
-					this.blur();
-					return false;
+			// Utilize native event to ensure correct state for checkable inputs
+			setup: function( data ) {
+
+				// For mutual compressibility with _default, replace `this` access with a local var.
+				// `|| data` is dead code meant only to preserve the variable through minification.
+				var el = this || data;
+
+				// Claim the first handler
+				if ( rcheckableType.test( el.type ) &&
+					el.click && nodeName( el, "input" ) ) {
+
+					// dataPriv.set( el, "click", ... )
+					leverageNative( el, "click", returnTrue );
 				}
+
+				// Return false to allow normal processing in the caller
+				return false;
 			},
-			delegateType: "focusout"
-		},
-		click: {
+			trigger: function( data ) {
 
-			// For checkbox, fire native event so checked state will be right
-			trigger: function() {
-				if ( this.type === "checkbox" && this.click && nodeName( this, "input" ) ) {
-					this.click();
-					return false;
+				// For mutual compressibility with _default, replace `this` access with a local var.
+				// `|| data` is dead code meant only to preserve the variable through minification.
+				var el = this || data;
+
+				// Force setup before triggering a click
+				if ( rcheckableType.test( el.type ) &&
+					el.click && nodeName( el, "input" ) ) {
+
+					leverageNative( el, "click" );
 				}
+
+				// Return non-false to allow normal event-path propagation
+				return true;
 			},
 
-			// For cross-browser consistency, don't fire native .click() on links
+			// For cross-browser consistency, suppress native .click() on links
+			// Also prevent it if we're currently inside a leveraged native-event stack
 			_default: function( event ) {
-				return nodeName( event.target, "a" );
+				var target = event.target;
+				return rcheckableType.test( target.type ) &&
+					target.click && nodeName( target, "input" ) &&
+					dataPriv.get( target, "click" ) ||
+					nodeName( target, "a" );
 			}
 		},
 
@@ -5347,6 +5606,99 @@ jQuery.event = {
 	}
 };
 
+// Ensure the presence of an event listener that handles manually-triggered
+// synthetic events by interrupting progress until reinvoked in response to
+// *native* events that it fires directly, ensuring that state changes have
+// already occurred before other listeners are invoked.
+function leverageNative( el, type, expectSync ) {
+
+	// Missing expectSync indicates a trigger call, which must force setup through jQuery.event.add
+	if ( !expectSync ) {
+		if ( dataPriv.get( el, type ) === undefined ) {
+			jQuery.event.add( el, type, returnTrue );
+		}
+		return;
+	}
+
+	// Register the controller as a special universal handler for all event namespaces
+	dataPriv.set( el, type, false );
+	jQuery.event.add( el, type, {
+		namespace: false,
+		handler: function( event ) {
+			var notAsync, result,
+				saved = dataPriv.get( this, type );
+
+			if ( ( event.isTrigger & 1 ) && this[ type ] ) {
+
+				// Interrupt processing of the outer synthetic .trigger()ed event
+				// Saved data should be false in such cases, but might be a leftover capture object
+				// from an async native handler (gh-4350)
+				if ( !saved.length ) {
+
+					// Store arguments for use when handling the inner native event
+					// There will always be at least one argument (an event object), so this array
+					// will not be confused with a leftover capture object.
+					saved = slice.call( arguments );
+					dataPriv.set( this, type, saved );
+
+					// Trigger the native event and capture its result
+					// Support: IE <=9 - 11+
+					// focus() and blur() are asynchronous
+					notAsync = expectSync( this, type );
+					this[ type ]();
+					result = dataPriv.get( this, type );
+					if ( saved !== result || notAsync ) {
+						dataPriv.set( this, type, false );
+					} else {
+						result = {};
+					}
+					if ( saved !== result ) {
+
+						// Cancel the outer synthetic event
+						event.stopImmediatePropagation();
+						event.preventDefault();
+
+						// Support: Chrome 86+
+						// In Chrome, if an element having a focusout handler is blurred by
+						// clicking outside of it, it invokes the handler synchronously. If
+						// that handler calls `.remove()` on the element, the data is cleared,
+						// leaving `result` undefined. We need to guard against this.
+						return result && result.value;
+					}
+
+				// If this is an inner synthetic event for an event with a bubbling surrogate
+				// (focus or blur), assume that the surrogate already propagated from triggering the
+				// native event and prevent that from happening again here.
+				// This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the
+				// bubbling surrogate propagates *after* the non-bubbling base), but that seems
+				// less bad than duplication.
+				} else if ( ( jQuery.event.special[ type ] || {} ).delegateType ) {
+					event.stopPropagation();
+				}
+
+			// If this is a native event triggered above, everything is now in order
+			// Fire an inner synthetic event with the original arguments
+			} else if ( saved.length ) {
+
+				// ...and capture the result
+				dataPriv.set( this, type, {
+					value: jQuery.event.trigger(
+
+						// Support: IE <=9 - 11+
+						// Extend with the prototype to reset the above stopImmediatePropagation()
+						jQuery.extend( saved[ 0 ], jQuery.Event.prototype ),
+						saved.slice( 1 ),
+						this
+					)
+				} );
+
+				// Abort handling of the native event
+				event.stopImmediatePropagation();
+			}
+		}
+	} );
+}
+
 jQuery.removeEvent = function( elem, type, handle ) {
 
 	// This "if" is needed for plain objects
@@ -5459,6 +5811,7 @@ jQuery.each( {
 	shiftKey: true,
 	view: true,
 	"char": true,
+	code: true,
 	charCode: true,
 	key: true,
 	keyCode: true,
@@ -5475,35 +5828,41 @@ jQuery.each( {
 	targetTouches: true,
 	toElement: true,
 	touches: true,
+	which: true
+}, jQuery.event.addProp );
 
-	which: function( event ) {
-		var button = event.button;
+jQuery.each( { focus: "focusin", blur: "focusout" }, function( type, delegateType ) {
+	jQuery.event.special[ type ] = {
 
-		// Add which for key events
-		if ( event.which == null && rkeyEvent.test( event.type ) ) {
-			return event.charCode != null ? event.charCode : event.keyCode;
-		}
+		// Utilize native event if possible so blur/focus sequence is correct
+		setup: function() {
 
-		// Add which for click: 1 === left; 2 === middle; 3 === right
-		if ( !event.which && button !== undefined && rmouseEvent.test( event.type ) ) {
-			if ( button & 1 ) {
-				return 1;
-			}
+			// Claim the first handler
+			// dataPriv.set( this, "focus", ... )
+			// dataPriv.set( this, "blur", ... )
+			leverageNative( this, type, expectSync );
 
-			if ( button & 2 ) {
-				return 3;
-			}
+			// Return false to allow normal processing in the caller
+			return false;
+		},
+		trigger: function() {
 
-			if ( button & 4 ) {
-				return 2;
-			}
+			// Force setup before trigger
+			leverageNative( this, type );
 
-			return 0;
-		}
+			// Return non-false to allow normal event-path propagation
+			return true;
+		},
 
-		return event.which;
-	}
-}, jQuery.event.addProp );
+		// Suppress native focus or blur as it's already being fired
+		// in leverageNative.
+		_default: function() {
+			return true;
+		},
+
+		delegateType: delegateType
+	};
+} );
 
 // Create mouseenter/leave events using mouseover/out and event-time checks
 // so that event delegation works in jQuery.
@@ -5590,13 +5949,6 @@ jQuery.fn.extend( {
 
 var
 
-	/* eslint-disable max-len */
-
-	// See https://github.com/eslint/eslint/issues/3229
-	rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([a-z][^\/\0>\x20\t\r\n\f]*)[^>]*)\/>/gi,
-
-	/* eslint-enable */
-
 	// Support: IE <=10 - 11, Edge 12 - 13 only
 	// In IE/Edge using regex groups here causes severe slowdowns.
 	// See https://connect.microsoft.com/IE/feedback/details/1736512/
@@ -5633,7 +5985,7 @@ function restoreScript( elem ) {
 }
 
 function cloneCopyEvent( src, dest ) {
-	var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events;
+	var i, l, type, pdataOld, udataOld, udataCur, events;
 
 	if ( dest.nodeType !== 1 ) {
 		return;
@@ -5641,13 +5993,11 @@ function cloneCopyEvent( src, dest ) {
 
 	// 1. Copy private data: events, handlers, etc.
 	if ( dataPriv.hasData( src ) ) {
-		pdataOld = dataPriv.access( src );
-		pdataCur = dataPriv.set( dest, pdataOld );
+		pdataOld = dataPriv.get( src );
 		events = pdataOld.events;
 
 		if ( events ) {
-			delete pdataCur.handle;
-			pdataCur.events = {};
+			dataPriv.remove( dest, "handle events" );
 
 			for ( type in events ) {
 				for ( i = 0, l = events[ type ].length; i < l; i++ ) {
@@ -5683,7 +6033,7 @@ function fixInput( src, dest ) {
 function domManip( collection, args, callback, ignored ) {
 
 	// Flatten any nested arrays
-	args = concat.apply( [], args );
+	args = flat( args );
 
 	var fragment, first, scripts, hasScripts, node, doc,
 		i = 0,
@@ -5755,11 +6105,13 @@ function domManip( collection, args, callback, ignored ) {
 						if ( node.src && ( node.type || "" ).toLowerCase()  !== "module" ) {
 
 							// Optional AJAX dependency, but won't run scripts if not present
-							if ( jQuery._evalUrl ) {
-								jQuery._evalUrl( node.src );
+							if ( jQuery._evalUrl && !node.noModule ) {
+								jQuery._evalUrl( node.src, {
+									nonce: node.nonce || node.getAttribute( "nonce" )
+								}, doc );
 							}
 						} else {
-							DOMEval( node.textContent.replace( rcleanScript, "" ), doc, node );
+							DOMEval( node.textContent.replace( rcleanScript, "" ), node, doc );
 						}
 					}
 				}
@@ -5781,7 +6133,7 @@ function remove( elem, selector, keepData ) {
 		}
 
 		if ( node.parentNode ) {
-			if ( keepData && jQuery.contains( node.ownerDocument, node ) ) {
+			if ( keepData && isAttached( node ) ) {
 				setGlobalEval( getAll( node, "script" ) );
 			}
 			node.parentNode.removeChild( node );
@@ -5793,13 +6145,13 @@ function remove( elem, selector, keepData ) {
 
 jQuery.extend( {
 	htmlPrefilter: function( html ) {
-		return html.replace( rxhtmlTag, "<$1></$2>" );
+		return html;
 	},
 
 	clone: function( elem, dataAndEvents, deepDataAndEvents ) {
 		var i, l, srcElements, destElements,
 			clone = elem.cloneNode( true ),
-			inPage = jQuery.contains( elem.ownerDocument, elem );
+			inPage = isAttached( elem );
 
 		// Fix IE cloning issues
 		if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) &&
@@ -6055,6 +6407,27 @@ var getStyles = function( elem ) {
 		return view.getComputedStyle( elem );
 	};
 
+var swap = function( elem, options, callback ) {
+	var ret, name,
+		old = {};
+
+	// Remember the old values, and insert the new ones
+	for ( name in options ) {
+		old[ name ] = elem.style[ name ];
+		elem.style[ name ] = options[ name ];
+	}
+
+	ret = callback.call( elem );
+
+	// Revert the old values
+	for ( name in options ) {
+		elem.style[ name ] = old[ name ];
+	}
+
+	return ret;
+};
+
+
 var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" );
 
 
@@ -6095,8 +6468,10 @@ var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" );
 
 		// Support: IE 9 only
 		// Detect overflow:scroll screwiness (gh-3699)
+		// Support: Chrome <=64
+		// Don't get tricked when zoom affects offsetWidth (gh-4029)
 		div.style.position = "absolute";
-		scrollboxSizeVal = div.offsetWidth === 36 || "absolute";
+		scrollboxSizeVal = roundPixelMeasures( div.offsetWidth / 3 ) === 12;
 
 		documentElement.removeChild( container );
 
@@ -6110,7 +6485,7 @@ var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" );
 	}
 
 	var pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal,
-		reliableMarginLeftVal,
+		reliableTrDimensionsVal, reliableMarginLeftVal,
 		container = document.createElement( "div" ),
 		div = document.createElement( "div" );
 
@@ -6145,6 +6520,54 @@ var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" );
 		scrollboxSize: function() {
 			computeStyleTests();
 			return scrollboxSizeVal;
+		},
+
+		// Support: IE 9 - 11+, Edge 15 - 18+
+		// IE/Edge misreport `getComputedStyle` of table rows with width/height
+		// set in CSS while `offset*` properties report correct values.
+		// Behavior in IE 9 is more subtle than in newer versions & it passes
+		// some versions of this test; make sure not to make it pass there!
+		//
+		// Support: Firefox 70+
+		// Only Firefox includes border widths
+		// in computed dimensions. (gh-4529)
+		reliableTrDimensions: function() {
+			var table, tr, trChild, trStyle;
+			if ( reliableTrDimensionsVal == null ) {
+				table = document.createElement( "table" );
+				tr = document.createElement( "tr" );
+				trChild = document.createElement( "div" );
+
+				table.style.cssText = "position:absolute;left:-11111px;border-collapse:separate";
+				tr.style.cssText = "border:1px solid";
+
+				// Support: Chrome 86+
+				// Height set through cssText does not get applied.
+				// Computed height then comes back as 0.
+				tr.style.height = "1px";
+				trChild.style.height = "9px";
+
+				// Support: Android 8 Chrome 86+
+				// In our bodyBackground.html iframe,
+				// display for all div elements is set to "inline",
+				// which causes a problem only in Android 8 Chrome 86.
+				// Ensuring the div is display: block
+				// gets around this issue.
+				trChild.style.display = "block";
+
+				documentElement
+					.appendChild( table )
+					.appendChild( tr )
+					.appendChild( trChild );
+
+				trStyle = window.getComputedStyle( tr );
+				reliableTrDimensionsVal = ( parseInt( trStyle.height, 10 ) +
+					parseInt( trStyle.borderTopWidth, 10 ) +
+					parseInt( trStyle.borderBottomWidth, 10 ) ) === tr.offsetHeight;
+
+				documentElement.removeChild( table );
+			}
+			return reliableTrDimensionsVal;
 		}
 	} );
 } )();
@@ -6167,7 +6590,7 @@ function curCSS( elem, name, computed ) {
 	if ( computed ) {
 		ret = computed.getPropertyValue( name ) || computed[ name ];
 
-		if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
+		if ( ret === "" && !isAttached( elem ) ) {
 			ret = jQuery.style( elem, name );
 		}
 
@@ -6223,30 +6646,13 @@ function addGetHookIf( conditionFn, hookFn ) {
 }
 
 
-var
+var cssPrefixes = [ "Webkit", "Moz", "ms" ],
+	emptyStyle = document.createElement( "div" ).style,
+	vendorProps = {};
 
-	// Swappable if display is none or starts with table
-	// except "table", "table-cell", or "table-caption"
-	// See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
-	rdisplayswap = /^(none|table(?!-c[ea]).+)/,
-	rcustomProp = /^--/,
-	cssShow = { position: "absolute", visibility: "hidden", display: "block" },
-	cssNormalTransform = {
-		letterSpacing: "0",
-		fontWeight: "400"
-	},
-
-	cssPrefixes = [ "Webkit", "Moz", "ms" ],
-	emptyStyle = document.createElement( "div" ).style;
-
-// Return a css property mapped to a potentially vendor prefixed property
+// Return a vendor-prefixed property or undefined
 function vendorPropName( name ) {
 
-	// Shortcut for names that are not vendor prefixed
-	if ( name in emptyStyle ) {
-		return name;
-	}
-
 	// Check for vendor prefixed names
 	var capName = name[ 0 ].toUpperCase() + name.slice( 1 ),
 		i = cssPrefixes.length;
@@ -6259,17 +6665,34 @@ function vendorPropName( name ) {
 	}
 }
 
-// Return a property mapped along what jQuery.cssProps suggests or to
-// a vendor prefixed property.
+// Return a potentially-mapped jQuery.cssProps or vendor prefixed property
 function finalPropName( name ) {
-	var ret = jQuery.cssProps[ name ];
-	if ( !ret ) {
-		ret = jQuery.cssProps[ name ] = vendorPropName( name ) || name;
+	var final = jQuery.cssProps[ name ] || vendorProps[ name ];
+
+	if ( final ) {
+		return final;
 	}
-	return ret;
+	if ( name in emptyStyle ) {
+		return name;
+	}
+	return vendorProps[ name ] = vendorPropName( name ) || name;
 }
 
-function setPositiveNumber( elem, value, subtract ) {
+
+var
+
+	// Swappable if display is none or starts with table
+	// except "table", "table-cell", or "table-caption"
+	// See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
+	rdisplayswap = /^(none|table(?!-c[ea]).+)/,
+	rcustomProp = /^--/,
+	cssShow = { position: "absolute", visibility: "hidden", display: "block" },
+	cssNormalTransform = {
+		letterSpacing: "0",
+		fontWeight: "400"
+	};
+
+function setPositiveNumber( _elem, value, subtract ) {
 
 	// Any relative (+/-) values have already been
 	// normalized at this point
@@ -6340,7 +6763,10 @@ function boxModelAdjustment( elem, dimension, box, isBorderBox, styles, computed
 			delta -
 			extra -
 			0.5
-		) );
+
+		// If offsetWidth/offsetHeight is unknown, then we can't determine content-box scroll gutter
+		// Use an explicit zero to avoid NaN (gh-3964)
+		) ) || 0;
 	}
 
 	return delta;
@@ -6350,9 +6776,16 @@ function getWidthOrHeight( elem, dimension, extra ) {
 
 	// Start with computed style
 	var styles = getStyles( elem ),
+
+		// To avoid forcing a reflow, only fetch boxSizing if we need it (gh-4322).
+		// Fake content-box until we know it's needed to know the true value.
+		boxSizingNeeded = !support.boxSizingReliable() || extra,
+		isBorderBox = boxSizingNeeded &&
+			jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
+		valueIsBorderBox = isBorderBox,
+
 		val = curCSS( elem, dimension, styles ),
-		isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
-		valueIsBorderBox = isBorderBox;
+		offsetProp = "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 );
 
 	// Support: Firefox <=54
 	// Return a confounding non-pixel value or feign ignorance, as appropriate.
@@ -6363,22 +6796,38 @@ function getWidthOrHeight( elem, dimension, extra ) {
 		val = "auto";
 	}
 
-	// Check for style in case a browser which returns unreliable values
-	// for getComputedStyle silently falls back to the reliable elem.style
-	valueIsBorderBox = valueIsBorderBox &&
-		( support.boxSizingReliable() || val === elem.style[ dimension ] );
 
-	// Fall back to offsetWidth/offsetHeight when value is "auto"
-	// This happens for inline elements with no explicit setting (gh-3571)
-	// Support: Android <=4.1 - 4.3 only
-	// Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602)
-	if ( val === "auto" ||
-		!parseFloat( val ) && jQuery.css( elem, "display", false, styles ) === "inline" ) {
+	// Support: IE 9 - 11 only
+	// Use offsetWidth/offsetHeight for when box sizing is unreliable.
+	// In those cases, the computed value can be trusted to be border-box.
+	if ( ( !support.boxSizingReliable() && isBorderBox ||
+
+		// Support: IE 10 - 11+, Edge 15 - 18+
+		// IE/Edge misreport `getComputedStyle` of table rows with width/height
+		// set in CSS while `offset*` properties report correct values.
+		// Interestingly, in some cases IE 9 doesn't suffer from this issue.
+		!support.reliableTrDimensions() && nodeName( elem, "tr" ) ||
+
+		// Fall back to offsetWidth/offsetHeight when value is "auto"
+		// This happens for inline elements with no explicit setting (gh-3571)
+		val === "auto" ||
+
+		// Support: Android <=4.1 - 4.3 only
+		// Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602)
+		!parseFloat( val ) && jQuery.css( elem, "display", false, styles ) === "inline" ) &&
+
+		// Make sure the element is visible & connected
+		elem.getClientRects().length ) {
 
-		val = elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ];
+		isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
 
-		// offsetWidth/offsetHeight provide border-box values
-		valueIsBorderBox = true;
+		// Where available, offsetWidth/offsetHeight approximate border box dimensions.
+		// Where not available (e.g., SVG), assume unreliable box-sizing and interpret the
+		// retrieved value as a content box dimension.
+		valueIsBorderBox = offsetProp in elem;
+		if ( valueIsBorderBox ) {
+			val = elem[ offsetProp ];
+		}
 	}
 
 	// Normalize "" and auto
@@ -6424,6 +6873,13 @@ jQuery.extend( {
 		"flexGrow": true,
 		"flexShrink": true,
 		"fontWeight": true,
+		"gridArea": true,
+		"gridColumn": true,
+		"gridColumnEnd": true,
+		"gridColumnStart": true,
+		"gridRow": true,
+		"gridRowEnd": true,
+		"gridRowStart": true,
 		"lineHeight": true,
 		"opacity": true,
 		"order": true,
@@ -6479,7 +6935,9 @@ jQuery.extend( {
 			}
 
 			// If a number was passed in, add the unit (except for certain CSS properties)
-			if ( type === "number" ) {
+			// The isCustomProp check can be removed in jQuery 4.0 when we only auto-append
+			// "px" to a few hardcoded values.
+			if ( type === "number" && !isCustomProp ) {
 				value += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? "" : "px" );
 			}
 
@@ -6553,7 +7011,7 @@ jQuery.extend( {
 	}
 } );
 
-jQuery.each( [ "height", "width" ], function( i, dimension ) {
+jQuery.each( [ "height", "width" ], function( _i, dimension ) {
 	jQuery.cssHooks[ dimension ] = {
 		get: function( elem, computed, extra ) {
 			if ( computed ) {
@@ -6569,28 +7027,39 @@ jQuery.each( [ "height", "width" ], function( i, dimension ) {
 					// Running getBoundingClientRect on a disconnected node
 					// in IE throws an error.
 					( !elem.getClientRects().length || !elem.getBoundingClientRect().width ) ?
-						swap( elem, cssShow, function() {
-							return getWidthOrHeight( elem, dimension, extra );
-						} ) :
-						getWidthOrHeight( elem, dimension, extra );
+					swap( elem, cssShow, function() {
+						return getWidthOrHeight( elem, dimension, extra );
+					} ) :
+					getWidthOrHeight( elem, dimension, extra );
 			}
 		},
 
 		set: function( elem, value, extra ) {
 			var matches,
 				styles = getStyles( elem ),
-				isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
-				subtract = extra && boxModelAdjustment(
-					elem,
-					dimension,
-					extra,
-					isBorderBox,
-					styles
-				);
+
+				// Only read styles.position if the test has a chance to fail
+				// to avoid forcing a reflow.
+				scrollboxSizeBuggy = !support.scrollboxSize() &&
+					styles.position === "absolute",
+
+				// To avoid forcing a reflow, only fetch boxSizing if we need it (gh-3991)
+				boxSizingNeeded = scrollboxSizeBuggy || extra,
+				isBorderBox = boxSizingNeeded &&
+					jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
+				subtract = extra ?
+					boxModelAdjustment(
+						elem,
+						dimension,
+						extra,
+						isBorderBox,
+						styles
+					) :
+					0;
 
 			// Account for unreliable border-box dimensions by comparing offset* to computed and
 			// faking a content-box to get border and padding (gh-3699)
-			if ( isBorderBox && support.scrollboxSize() === styles.position ) {
+			if ( isBorderBox && scrollboxSizeBuggy ) {
 				subtract -= Math.ceil(
 					elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -
 					parseFloat( styles[ dimension ] ) -
@@ -6620,7 +7089,7 @@ jQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft,
 					swap( elem, { marginLeft: 0 }, function() {
 						return elem.getBoundingClientRect().left;
 					} )
-				) + "px";
+			) + "px";
 		}
 	}
 );
@@ -6758,9 +7227,9 @@ Tween.propHooks = {
 			// Use .style if available and use plain properties where available.
 			if ( jQuery.fx.step[ tween.prop ] ) {
 				jQuery.fx.step[ tween.prop ]( tween );
-			} else if ( tween.elem.nodeType === 1 &&
-				( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null ||
-					jQuery.cssHooks[ tween.prop ] ) ) {
+			} else if ( tween.elem.nodeType === 1 && (
+				jQuery.cssHooks[ tween.prop ] ||
+					tween.elem.style[ finalPropName( tween.prop ) ] != null ) ) {
 				jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
 			} else {
 				tween.elem[ tween.prop ] = tween.now;
@@ -7004,7 +7473,7 @@ function defaultPrefilter( elem, props, opts ) {
 
 			anim.done( function() {
 
-			/* eslint-enable no-loop-func */
+				/* eslint-enable no-loop-func */
 
 				// The final step of a "hide" animation is actually hiding the element
 				if ( !hidden ) {
@@ -7124,7 +7593,7 @@ function Animation( elem, properties, options ) {
 			tweens: [],
 			createTween: function( prop, end ) {
 				var tween = jQuery.Tween( elem, animation.opts, prop, end,
-						animation.opts.specialEasing[ prop ] || animation.opts.easing );
+					animation.opts.specialEasing[ prop ] || animation.opts.easing );
 				animation.tweens.push( tween );
 				return tween;
 			},
@@ -7297,7 +7766,8 @@ jQuery.fn.extend( {
 					anim.stop( true );
 				}
 			};
-			doAnimation.finish = doAnimation;
+
+		doAnimation.finish = doAnimation;
 
 		return empty || optall.queue === false ?
 			this.each( doAnimation ) :
@@ -7315,7 +7785,7 @@ jQuery.fn.extend( {
 			clearQueue = type;
 			type = undefined;
 		}
-		if ( clearQueue && type !== false ) {
+		if ( clearQueue ) {
 			this.queue( type || "fx", [] );
 		}
 
@@ -7398,7 +7868,7 @@ jQuery.fn.extend( {
 	}
 } );
 
-jQuery.each( [ "toggle", "show", "hide" ], function( i, name ) {
+jQuery.each( [ "toggle", "show", "hide" ], function( _i, name ) {
 	var cssFn = jQuery.fn[ name ];
 	jQuery.fn[ name ] = function( speed, easing, callback ) {
 		return speed == null || typeof speed === "boolean" ?
@@ -7619,7 +8089,7 @@ boolHook = {
 	}
 };
 
-jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
+jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( _i, name ) {
 	var getter = attrHandle[ name ] || jQuery.find.attr;
 
 	attrHandle[ name ] = function( elem, name, isXML ) {
@@ -7937,8 +8407,8 @@ jQuery.fn.extend( {
 				if ( this.setAttribute ) {
 					this.setAttribute( "class",
 						className || value === false ?
-						"" :
-						dataPriv.get( this, "__className__" ) || ""
+							"" :
+							dataPriv.get( this, "__className__" ) || ""
 					);
 				}
 			}
@@ -7953,7 +8423,7 @@ jQuery.fn.extend( {
 		while ( ( elem = this[ i++ ] ) ) {
 			if ( elem.nodeType === 1 &&
 				( " " + stripAndCollapse( getClass( elem ) ) + " " ).indexOf( className ) > -1 ) {
-					return true;
+				return true;
 			}
 		}
 
@@ -8243,7 +8713,7 @@ jQuery.extend( jQuery.event, {
 				special.bindType || type;
 
 			// jQuery handler
-			handle = ( dataPriv.get( cur, "events" ) || {} )[ event.type ] &&
+			handle = ( dataPriv.get( cur, "events" ) || Object.create( null ) )[ event.type ] &&
 				dataPriv.get( cur, "handle" );
 			if ( handle ) {
 				handle.apply( cur, data );
@@ -8354,7 +8824,10 @@ if ( !support.focusin ) {
 
 		jQuery.event.special[ fix ] = {
 			setup: function() {
-				var doc = this.ownerDocument || this,
+
+				// Handle: regular nodes (via `this.ownerDocument`), window
+				// (via `this.document`) & document (via `this`).
+				var doc = this.ownerDocument || this.document || this,
 					attaches = dataPriv.access( doc, fix );
 
 				if ( !attaches ) {
@@ -8363,7 +8836,7 @@ if ( !support.focusin ) {
 				dataPriv.access( doc, fix, ( attaches || 0 ) + 1 );
 			},
 			teardown: function() {
-				var doc = this.ownerDocument || this,
+				var doc = this.ownerDocument || this.document || this,
 					attaches = dataPriv.access( doc, fix ) - 1;
 
 				if ( !attaches ) {
@@ -8379,7 +8852,7 @@ if ( !support.focusin ) {
 }
 var location = window.location;
 
-var nonce = Date.now();
+var nonce = { guid: Date.now() };
 
 var rquery = ( /\?/ );
 
@@ -8387,7 +8860,7 @@ var rquery = ( /\?/ );
 
 // Cross-browser xml parsing
 jQuery.parseXML = function( data ) {
-	var xml;
+	var xml, parserErrorElem;
 	if ( !data || typeof data !== "string" ) {
 		return null;
 	}
@@ -8396,12 +8869,17 @@ jQuery.parseXML = function( data ) {
 	// IE throws on parseFromString with invalid input.
 	try {
 		xml = ( new window.DOMParser() ).parseFromString( data, "text/xml" );
-	} catch ( e ) {
-		xml = undefined;
-	}
+	} catch ( e ) {}
 
-	if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) {
-		jQuery.error( "Invalid XML: " + data );
+	parserErrorElem = xml && xml.getElementsByTagName( "parsererror" )[ 0 ];
+	if ( !xml || parserErrorElem ) {
+		jQuery.error( "Invalid XML: " + (
+			parserErrorElem ?
+				jQuery.map( parserErrorElem.childNodes, function( el ) {
+					return el.textContent;
+				} ).join( "\n" ) :
+				data
+		) );
 	}
 	return xml;
 };
@@ -8467,6 +8945,10 @@ jQuery.param = function( a, traditional ) {
 				encodeURIComponent( value == null ? "" : value );
 		};
 
+	if ( a == null ) {
+		return "";
+	}
+
 	// If an array was passed in, assume that it is an array of form elements.
 	if ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
 
@@ -8498,16 +8980,14 @@ jQuery.fn.extend( {
 			// Can add propHook for "elements" to filter or add form elements
 			var elements = jQuery.prop( this, "elements" );
 			return elements ? jQuery.makeArray( elements ) : this;
-		} )
-		.filter( function() {
+		} ).filter( function() {
 			var type = this.type;
 
 			// Use .is( ":disabled" ) so that fieldset[disabled] works
 			return this.name && !jQuery( this ).is( ":disabled" ) &&
 				rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
 				( this.checked || !rcheckableType.test( type ) );
-		} )
-		.map( function( i, elem ) {
+		} ).map( function( _i, elem ) {
 			var val = jQuery( this ).val();
 
 			if ( val == null ) {
@@ -8560,7 +9040,8 @@ var
 
 	// Anchor tag for parsing the document origin
 	originAnchor = document.createElement( "a" );
-	originAnchor.href = location.href;
+
+originAnchor.href = location.href;
 
 // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
 function addToPrefiltersOrTransports( structure ) {
@@ -8941,8 +9422,8 @@ jQuery.extend( {
 			// Context for global events is callbackContext if it is a DOM node or jQuery collection
 			globalEventContext = s.context &&
 				( callbackContext.nodeType || callbackContext.jquery ) ?
-					jQuery( callbackContext ) :
-					jQuery.event,
+				jQuery( callbackContext ) :
+				jQuery.event,
 
 			// Deferreds
 			deferred = jQuery.Deferred(),
@@ -8969,12 +9450,14 @@ jQuery.extend( {
 						if ( !responseHeaders ) {
 							responseHeaders = {};
 							while ( ( match = rheaders.exec( responseHeadersString ) ) ) {
-								responseHeaders[ match[ 1 ].toLowerCase() ] = match[ 2 ];
+								responseHeaders[ match[ 1 ].toLowerCase() + " " ] =
+									( responseHeaders[ match[ 1 ].toLowerCase() + " " ] || [] )
+										.concat( match[ 2 ] );
 							}
 						}
-						match = responseHeaders[ key.toLowerCase() ];
+						match = responseHeaders[ key.toLowerCase() + " " ];
 					}
-					return match == null ? null : match;
+					return match == null ? null : match.join( ", " );
 				},
 
 				// Raw string
@@ -9118,7 +9601,8 @@ jQuery.extend( {
 			// Add or update anti-cache param if needed
 			if ( s.cache === false ) {
 				cacheURL = cacheURL.replace( rantiCache, "$1" );
-				uncached = ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ( nonce++ ) + uncached;
+				uncached = ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ( nonce.guid++ ) +
+					uncached;
 			}
 
 			// Put hash and anti-cache on the URL that will be requested (gh-1732)
@@ -9251,6 +9735,13 @@ jQuery.extend( {
 				response = ajaxHandleResponses( s, jqXHR, responses );
 			}
 
+			// Use a noop converter for missing script but not if jsonp
+			if ( !isSuccess &&
+				jQuery.inArray( "script", s.dataTypes ) > -1 &&
+				jQuery.inArray( "json", s.dataTypes ) < 0 ) {
+				s.converters[ "text script" ] = function() {};
+			}
+
 			// Convert no matter what (that way responseXXX fields are always set)
 			response = ajaxConvert( s, response, jqXHR, isSuccess );
 
@@ -9341,7 +9832,7 @@ jQuery.extend( {
 	}
 } );
 
-jQuery.each( [ "get", "post" ], function( i, method ) {
+jQuery.each( [ "get", "post" ], function( _i, method ) {
 	jQuery[ method ] = function( url, data, callback, type ) {
 
 		// Shift arguments if data argument was omitted
@@ -9362,8 +9853,17 @@ jQuery.each( [ "get", "post" ], function( i, method ) {
 	};
 } );
 
+jQuery.ajaxPrefilter( function( s ) {
+	var i;
+	for ( i in s.headers ) {
+		if ( i.toLowerCase() === "content-type" ) {
+			s.contentType = s.headers[ i ] || "";
+		}
+	}
+} );
 
-jQuery._evalUrl = function( url ) {
+
+jQuery._evalUrl = function( url, options, doc ) {
 	return jQuery.ajax( {
 		url: url,
 
@@ -9373,7 +9873,16 @@ jQuery._evalUrl = function( url ) {
 		cache: true,
 		async: false,
 		global: false,
-		"throws": true
+
+		// Only evaluate the response if it is successful (gh-4126)
+		// dataFilter is not invoked for failure responses, so using it instead
+		// of the default converter is kludgy but it works.
+		converters: {
+			"text script": function() {}
+		},
+		dataFilter: function( response ) {
+			jQuery.globalEval( response, options, doc );
+		}
 	} );
 };
 
@@ -9656,24 +10165,21 @@ jQuery.ajaxPrefilter( "script", function( s ) {
 // Bind script tag hack transport
 jQuery.ajaxTransport( "script", function( s ) {
 
-	// This transport only deals with cross domain requests
-	if ( s.crossDomain ) {
+	// This transport only deals with cross domain or forced-by-attrs requests
+	if ( s.crossDomain || s.scriptAttrs ) {
 		var script, callback;
 		return {
 			send: function( _, complete ) {
-				script = jQuery( "<script>" ).prop( {
-					charset: s.scriptCharset,
-					src: s.url
-				} ).on(
-					"load error",
-					callback = function( evt ) {
+				script = jQuery( "<script>" )
+					.attr( s.scriptAttrs || {} )
+					.prop( { charset: s.scriptCharset, src: s.url } )
+					.on( "load error", callback = function( evt ) {
 						script.remove();
 						callback = null;
 						if ( evt ) {
 							complete( evt.type === "error" ? 404 : 200, evt.type );
 						}
-					}
-				);
+					} );
 
 				// Use native DOM manipulation to avoid our domManip AJAX trickery
 				document.head.appendChild( script[ 0 ] );
@@ -9697,7 +10203,7 @@ var oldCallbacks = [],
 jQuery.ajaxSetup( {
 	jsonp: "callback",
 	jsonpCallback: function() {
-		var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) );
+		var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce.guid++ ) );
 		this[ callback ] = true;
 		return callback;
 	}
@@ -9914,23 +10420,6 @@ jQuery.fn.load = function( url, params, callback ) {
 
 
 
-// Attach a bunch of functions for handling common AJAX events
-jQuery.each( [
-	"ajaxStart",
-	"ajaxStop",
-	"ajaxComplete",
-	"ajaxError",
-	"ajaxSuccess",
-	"ajaxSend"
-], function( i, type ) {
-	jQuery.fn[ type ] = function( fn ) {
-		return this.on( type, fn );
-	};
-} );
-
-
-
-
 jQuery.expr.pseudos.animated = function( elem ) {
 	return jQuery.grep( jQuery.timers, function( fn ) {
 		return elem === fn.elem;
@@ -10137,7 +10626,7 @@ jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function(
 // Blink bug: https://bugs.chromium.org/p/chromium/issues/detail?id=589347
 // getComputedStyle returns percent when specified for top/left/bottom/right;
 // rather than make the css module depend on the offset module, just check for it here
-jQuery.each( [ "top", "left" ], function( i, prop ) {
+jQuery.each( [ "top", "left" ], function( _i, prop ) {
 	jQuery.cssHooks[ prop ] = addGetHookIf( support.pixelPosition,
 		function( elem, computed ) {
 			if ( computed ) {
@@ -10155,8 +10644,11 @@ jQuery.each( [ "top", "left" ], function( i, prop ) {
 
 // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
 jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
-	jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name },
-		function( defaultExtra, funcName ) {
+	jQuery.each( {
+		padding: "inner" + name,
+		content: type,
+		"": "outer" + name
+	}, function( defaultExtra, funcName ) {
 
 		// Margin is only for outerHeight, outerWidth
 		jQuery.fn[ funcName ] = function( margin, value ) {
@@ -10200,25 +10692,19 @@ jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
 } );
 
 
-jQuery.each( ( "blur focus focusin focusout resize scroll click dblclick " +
-	"mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
-	"change select submit keydown keypress keyup contextmenu" ).split( " " ),
-	function( i, name ) {
-
-	// Handle event binding
-	jQuery.fn[ name ] = function( data, fn ) {
-		return arguments.length > 0 ?
-			this.on( name, null, data, fn ) :
-			this.trigger( name );
+jQuery.each( [
+	"ajaxStart",
+	"ajaxStop",
+	"ajaxComplete",
+	"ajaxError",
+	"ajaxSuccess",
+	"ajaxSend"
+], function( _i, type ) {
+	jQuery.fn[ type ] = function( fn ) {
+		return this.on( type, fn );
 	};
 } );
 
-jQuery.fn.extend( {
-	hover: function( fnOver, fnOut ) {
-		return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
-	}
-} );
-
 
 
 
@@ -10240,9 +10726,35 @@ jQuery.fn.extend( {
 		return arguments.length === 1 ?
 			this.off( selector, "**" ) :
 			this.off( types, selector || "**", fn );
+	},
+
+	hover: function( fnOver, fnOut ) {
+		return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
 	}
 } );
 
+jQuery.each(
+	( "blur focus focusin focusout resize scroll click dblclick " +
+	"mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
+	"change select submit keydown keypress keyup contextmenu" ).split( " " ),
+	function( _i, name ) {
+
+		// Handle event binding
+		jQuery.fn[ name ] = function( data, fn ) {
+			return arguments.length > 0 ?
+				this.on( name, null, data, fn ) :
+				this.trigger( name );
+		};
+	}
+);
+
+
+
+
+// Support: Android <=4.0 only
+// Make sure we trim BOM and NBSP
+var rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g;
+
 // Bind a function to a context, optionally partially applying any
 // arguments.
 // jQuery.proxy is deprecated to promote standards (specifically Function#bind)
@@ -10305,6 +10817,11 @@ jQuery.isNumeric = function( obj ) {
 		!isNaN( obj - parseFloat( obj ) );
 };
 
+jQuery.trim = function( text ) {
+	return text == null ?
+		"" :
+		( text + "" ).replace( rtrim, "" );
+};
 
 
 
@@ -10353,7 +10870,7 @@ jQuery.noConflict = function( deep ) {
 // Expose jQuery and $ identifiers, even in AMD
 // (#7102#comment:10, https://github.com/jquery/jquery/pull/557)
 // and CommonJS for browser emulators (#13566)
-if ( !noGlobal ) {
+if ( typeof noGlobal === "undefined" ) {
 	window.jQuery = window.$ = jQuery;
 }