Git conversion: Make reactos the root directory, move rosapps, rostests, wallpapers into modules, and delete rossubsys.
[FDEBUG] - Fix build svn path=/trunk/; revision=64688
[INSTALLFREELDR] Add to cmake build (built on demand) svn path=/trunk/; revision=53865
[CMAKE] Integrate cmake stuff into trunk Only files added. svn path=/trunk/; revision=51783