Added -headers-only option for patching without a dif.  Patches an executable to: - Replace ddraw import with wcdx - Change minimum OS version to Windows XP - Flag executable as non-relocatable
Added -headers-only option for patching without a dif.  Patches an executable to:
- Replace ddraw import with wcdx
- Change minimum OS version to Windows XP
- Flag executable as non-relocatable

git-svn-id: 43fbdb37a1fde3402d8d2922bf6a94a542354cf8@401 41632dc1-7a16-0410-8441-a1f66f767317

Bekenn/wcdx,Bekenn/wcdx