revert all projects except installer to .NET Framework 4.5

This caused obscure invalid-IL crashes when compiled through MonoDevelop on Linux.

1 files changed, 4 insertions, 3 deletions

diff --git a/src/StardewModdingAPI/Framework/UpdateHelper.cs b/src/StardewModdingAPI/Framework/UpdateHelper.cs
index 342a08cf..e01e55c8 100644
--- a/src/StardewModdingAPI/Framework/UpdateHelper.cs
+++ b/src/StardewModdingAPI/Framework/UpdateHelper.cs
@@ -1,6 +1,7 @@
 using System.IO;
 using System.Net;
 using System.Reflection;
+using System.Threading.Tasks;
 using Newtonsoft.Json;
 using StardewModdingAPI.Framework.Models;
 
@@ -14,17 +15,17 @@ namespace StardewModdingAPI.Framework
         *********/
         /// <summary>Get the latest release from a GitHub repository.</summary>
         /// <param name="repository">The name of the repository from which to fetch releases (like "cjsu/SMAPI").</param>
-        public static GitRelease GetLatestVersion(string repository)
+        public static async Task<GitRelease> GetLatestVersionAsync(string repository)
         {
             // build request
             // (avoid HttpClient for Mac compatibility)
-            HttpWebRequest request = (HttpWebRequest)WebRequest.Create($"https://api.github.com/repos/{repository}/releases/latest");
+            HttpWebRequest request = WebRequest.CreateHttp($"https://api.github.com/repos/{repository}/releases/latest");
             AssemblyName assembly = typeof(UpdateHelper).Assembly.GetName();
             request.UserAgent = $"{assembly.Name}/{assembly.Version}";
             request.Accept = "application/vnd.github.v3+json";
 
             // fetch data 
-            using (WebResponse response = request.GetResponse())
+            using (WebResponse response = await request.GetResponseAsync())
             using (Stream responseStream = response.GetResponseStream())
             using (StreamReader reader = new StreamReader(responseStream))
             {