update Changelog to reflect 4.0.0 release

kn100 · kn100 · commit 12b9ba8c9736 · 2019-05-31T16:14:19.000+01:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,3 +1,13 @@
+4.0.0 / 2019-05-31
+==================
+* This release modifies the entire repo to respect the go linter. This is a significant API breaking change and will likely require you to correct references to the names that were changed in your code. All future releases will respect the linter. A summary of the changes:
+* Rename AppId > AppID
+* Rename UserId > UserID
+* Rename SocketId > SocketID
+* Rename Id > ID
+* Rename HttpClient > HTTPClient
+* Improved comments and tabbing
+
 3.0.0 / 2019-05-31
 ==================
 
