chore(docs): SOP (#454)

* chore(docs): Code standards

* Create file-headers.md

* sql

* SOP

* issue tracker

* Update issue-tracker-standards.md

* Update issue-tracker-standards.md

* Update sql-standards.md

* Update SQL-Versioning.md

1 files changed, 23 insertions, 0 deletions

diff --git a/docs/file-headers.md b/docs/file-headers.md
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+# File Headers
+
+To make the files clean we use a standard format for new file headers.
+
+XXXX = start year
+YYYY = active year
+
+**Stand alone code from AzerothCore (No previous code from anyone):**
+
+```cpp
+/*
+ * Copyright (C) 2016+     AzerothCore <www.azerothcore.org>, released under GNU GPL v3 license, you may redistribute it and/or modify it under version 3 of the License, or (at your option), any later version.
+ */
+```
+
+**With previous code from external sources or developers:**
+
+```cpp
+/*
+ * Copyright (C) 2016+     AzerothCore <www.azerothcore.org>, released under GNU GPL v3 license, you may redistribute it and/or modify it under version 3 of the License, or (at your option), any later version.
+ * Copyright (C) XXXX-YYYY external-teamname <url>
+ */
+```