removing path.translate from cs.listsources to prevent the use of double backslash path delimiters.

--HG--
branch : cs-source-path-delimiter
Small improvement to build instructions (h/t John Driscoll)
Merged in filsinger/premake-dev/cs-source-path-delimiter (pull request #84)

removing path.translate from cs.listsources to prevent the use of double backslash path delimiters.