Merge pull request #54 from A3Wasteland/AgentRev_TPG_merges

Bunch of minor modifications, including FPS fix
Improved FPS fix
Improved Proving Ground Autoheal function
Fixed R3F towing and airdropping issues, removed deprecated action img parameters
Added fog ceiling to weather effects
Fixed generic error on respawn
Added TPG_fnc_MP failsafe
Reduced survival time by 1/3rd
Added 50% chance of having a repair kit on spawn
Cleaned up spawnRandom.sqf
Removed deprecated img parameters
Removed deprecated img parameters
Removed deprecated img parameters, changed some survival item names
Changed default Object Search class to LandVehicle
Changed some survival item names
Fixed generic error on removeNegativeScore, changed FPS fix execVM path
Cleaned up and improved antihack
Fixed double broadcast of server rules
Improved TPG_fnc_MPexec
Reworked boat, box, object, and heli spawners