update to v2.21

[Added] Green army (Independent)
[Added] Diving class to all factions
[Added] Green army suits to gunstore
[Added] spawn protection on debug island
[Fixed] Lagspikes due to errors in vehicle respawn
[Fixed] RPT logfile findsafepos spam
[Fixed] new outpost mission did not despawn correctly
[Fixed] incorrect mission descriptions
[Fixed] Server cleanup set to 10 minutes after death
[Fixed] Cargo on armed boat not working
[Changed] hostile heli missions contain a mi48 now
[Changed] hints before and after missions rewritten
[Changed] missions last longer before timing out
[Changed] mission starts at 8pm for evening edition
[Removed] Names when in vehicle in StreamFriendlyUI