Download: GTA 4 Mods
Added customizable hotkeys, now you can set the keys for:
Shoot - hkShoot=LButton
Switch actual gun - hkSwitchGun=Q
Switch camera - hkSwitchCam=X
Shoot cannon - hkShootCannon=ControlKey
Shoot hellfire - hkShootHellFire=NumPad0
Shoot rocket - hkShootRocket=ShiftKey
Release flares - hkReleaseFlares=E
Show helicopter spawn menu - hkShowSpawnMenu=Subtract
Switch turret camera mode - hkSwitchNightVisionMode=N
Also you can set an custom resolution, for users with very large resolutions like 3840x2160, i didn't tested but i believe that will work:
bForceCustomResolution=1
myWidth=3840
myHeight=2160
Added config for some helicopter models (folder \Scripts\HeliFiles\Helicopters\More helicopters):
http://www.gta4-mods.com/vehicles/ah-64d-longbow-apache-11-f17899
http://www.gtainside.com/en/download.php?do=getfile&id=43647&t=1
http://www.gta4-mods.com/vehicles/changhe-z-11w-f17976
Added night vision effect for turret camera (last camera)
Added thermal vision effect, this will work only in EFLC, some Icenhancer/ENB can make this effect don't work properly, but this is not big deal, use night vision if thermal don't works fine :)