Merge pull request #2301 from MichaelKogan/VS-JustMock_Config

Added Telerik's JustMock configruation files

VisualStudio.gitignore

@@ -276,3 +276,6 @@ __pycache__/
 # Cake - Uncomment if you are using it
 # tools/**
 # !tools/packages.config
+
+# Telerik's JustMock configuration file
+*.jmconfig