Add a dedicated config file for emacs on windows path conversions
Add a dedicated config file for emacs on windows path conversions

On windows the directory path separator is natively '\', but emacs
internally uses '/' instead. All file paths need to be converted on the
server side for emacs queries to be usable.

syl20bnr/omnisharp-server,corngood/omnisharp-server,x335/omnisharp-server,OmniSharp/omnisharp-server,syl20bnr/omnisharp-server,corngood/omnisharp-server,x335/omnisharp-server,svermeulen/omnisharp-server