Abandoned msvc proj file builder and resorted back to proj files. Currently windows mutex broken due to use of void* over HANDLE.

Change-Id: I57e1f278d13c1a257b93f7496f833e5b9c64f86c
Reviewed-on: http://www.matthewh.me/gerrit/48
Reviewed-by: Matthew Hoggan <mehoggan@gmail.com>
Tested-by: Matthew Hoggan <mehoggan@gmail.com>