Alpha 0.16: Patch

Fixed 2 memory leaks which caused serious FPS drops after playing for a while ( Thanks to Klooger and Buschitt [FnF] for reporting the issue).

Fixed sound bug which generated Echo even when the sound was put on mute. Thanks to WamBamNL

Menu and UI now support a larger spectrum of resolution (including 1280x1024 and other 5:4 and 4:3 resolutions). Thanks to Louisiana and JD

Fixed crosshair disappearing after dying in iron sight mode. Thanks to Geirthjof

Fixed specific issue which could cause turrets to -sometime- be immune to grenade