Update .gitignore to include .vscode and .idea directories, and remove UserConfig files from tracking

Author: kill74

.gitignore

@@ -35,6 +35,9 @@ bld/
 
 # Visual Studio 2015/2017 cache/options directory
 .vs/
+.vscode/
+.idea/
+
 # Uncomment if you have tasks that create the project's static files in wwwroot
 #wwwroot/
 
@@ -363,4 +366,4 @@ MigrationBackup/
 FodyWeavers.xsd
 
 git rm --cached UserConfig.xml "UserConfig(BackUp).xml"
-git commit -m "Remove UserConfig files from tracking"
+git commit -m "Remove UserConfig files from tracking"