UI fixes.
More LOS fixes

no more horizontal gaps, and citizens won't give expose tiles anymore.
fix for fall state
zombie fix.
WHAT THE FUCK
fix for LoS vs LoF issue
fix for the previous fix.
- Try to fix the power source explosion.
- Fix smoke damaging tanks.
Merge branch 'master' of github.com:SupSuper/OpenXcom
removed debug thing
more fixes for lof checks

only run the extra checks for player units,
and only use it on the first bullet of an auto shot.
Fixed missing terror site popups.
Radar ranges
small fix for psi aliens

and a reduction in arguments for LoF viability checks.
fix for phantom and unlimited mind control
radar line fixes from Volutar, toggle on R key
- Fixed wrong craft/base weapon sounds.
- Fixed crash in base defenses.
Fixed UFO destructor crash.
no more 91 psi guys showing up as "unknown"
fix for psi soldiers in info view