Add support for installing GitPlugin in VS2013
Force push option added to "Push rejected" dialog
Don't add local branch refspec if remote branch is empty. Integration tests needed.
Revert "Recent repositories settings form visual clean up."

This reverts commit 197ddbe755f9b7b6d4de9a748e241fbd3aea41e9.

Conflicts:
	GitUI/CommandsDialogs/BrowseDialog/FormRecentReposSettings.Designer.cs
Corrected shortening algorithm for fixed width case.
Corrected tabindex.