Proofreading

More consistent capitalisation and hyphenation, typos fixed.
Update path preview when reserve buttons are toggled
Update pathpreview color when reserve button clicked when not enough TUs
Ok we can have even GMGEO9 and GMTACTIC9 now.
And we can use .mod and .wav files from now on.
More freedom for translators: Possibility to change the "Craftname-number" scheme.
rename a variable
gcc fix
fix save deletion from save screen
New Option: Include prime-state in the saved equipment-layout
Default: OFF
Overhauled the palette system. Hopefully that's the end of those pesky palette bugs...
Added support for multiple mod folders.
Fix screen not working when decreasing resolution with OpenGL and game resolution enabled.
fix soldier info from memorial screen

list order is reversed for dead guys
fix GCC
don't let aliens pathfind through soldiers they can see

(fixes AI hang)
alter efficacy somewhat
alter earlier pathfinding fix

make it units spotted this turn, rather than currently visible.
lodePNG, SDL and OGL all hate 1366x768
Missed a palette.
set seconds remaining for ufos that spawn on the ground