Revert some changes

Single-Player Source/Single-Player Source/dlls/basemonster.h

Single-Player Source/Single-Player Source/dlls/cbase.cpp

Single-Player Source/Single-Player Source/dlls/cbase.h

Single-Player Source/Single-Player Source/dlls/cdll_dll.h

Single-Player Source/Single-Player Source/dlls/client.cpp

Single-Player Source/Single-Player Source/dlls/game.cpp

Single-Player Source/Single-Player Source/dlls/game.h

Single-Player Source/Single-Player Source/dlls/globals.cpp

Single-Player Source/Single-Player Source/dlls/hl.vcxproj

Single-Player Source/Single-Player Source/dlls/observer.cpp

Single-Player Source/Single-Player Source/dlls/player.cpp

Single-Player Source/Single-Player Source/dlls/player.h

Single-Player Source/Single-Player Source/dlls/util.cpp

Single-Player Source/Single-Player Source/dlls/util.h

Single-Player Source/Single-Player Source/dlls/weapons.h

...-Player Source/Single-Player Source/pm_shared/pm_shared.c