Implement reserved memory in virtual memory block
fixed some memory mapping functions
small change to unmapping functions
finished all memory mapping functions of libgcm
Merge branch 'master' of https://github.com/DHrpcs3/rpcs3

Conflicts:
	rpcs3/Emu/SysCalls/Modules/cellGcmSys.cpp
Merge pull request #52 from elisha464/master

More memory mapping functions