Added option to turn off NVGs individually

INDFOR + BLUFOR, OPFOR + BLUFOR, OPFOR + INDFOR are pointless options
due to the rarity of three-sided TvTs. A default option hasn't been
added yet. Needed?
Disabled Lethal Tail Rotors
Merge pull request #35 from CER10TY/dev

Added option to turn off NVGs individually, Remove ACE Lethal Tail Rotors