convertUnit kinks & straightenings

BattlescapeGame: spawn Zombies w/ random facing.
	- remove special ability universally.
BattleUnit: save and load only what's applicable to each unit
UnitDieBState: remove unnecessary padding ...
ProjectileFlyBState: conform _action.actor -> _unit
Map: looks like advanced draw routine is back in ....

SoldierDiaries: do not keep track of aLien statistics

fix up some Jungle terrain