adjusted mlrs at start

using functons.added grp delete, teamswitch.

edited hud info and ambient air

improved performance and network traffic.

added tracer mags and adjusted ppeffect init

re introduced ai crew voices.reintroduced full HUD

edited vehicle spawn code and added option to go back one hour aswell as forward

Added option to remove doorgunners.Fixed spawn marker.

Added lights for heli pos and repair pos.

Updated thumbnail pic.