XLiveLess - small replacement of the xlive.dll with no online support

Notes:
* run LaunchGTAIV.exe instead GTAIV.exe (to prevent "drunk" camera)

Main features:
* complete replacement of the xlive.dll (original dll isn't required)
* all online functions are disabled (to prevent cheating in multiplayer)
* removed all anti-debugger checks
* all game variables are made unprotected and can be accessed and changed by the trainers, control centers and other tools
* in-built asi-loader (no need to replace original files)
* asi-loader searches for .asi files in the root game folder and .asi and .dll in the 'plugins' folder

Additional features for GTA IV version 1.0.1.0-1.0.4.0 en, 1.0.0.4 (update 5):
* removed savefile check (you can load save file made by any offline XLive user)
* removed files.txt check (integrated replacement of FileCheckFix and MagicPatch)
* restored access to the system debugger in the critical error menu (removed loading of WER.dll)
* enabled write access to memory in code and .rdata segments (no need to call VirtualProtect from a .asi)
* disabled RGSC
* moved 'savegames' folder (see below).

Additional features for Red Faction: Guerilla:
* removed savefile check