Installer: Hungarian language added.
Merge pull request #835 from fenyo1/InstallerHUNLang

Installer: Hungarian language added.
make skyranger fins eastwalls
Made UnitStats modular, no longer need to specify every stat when modifying a unit.
Merge branch 'master' of https://github.com/SupSuper/OpenXcom
Slovak installer
Smoothing the UI. Smoother sliders, smoother scrollbars, smoother scrolling.
fix intro volume
make mousewheel speed configurable
less obfuscation
fix zoom relative keyboard rotation speeds
optimize globe rotation a little

worked in battlescape, no reason it can't work here too.
firestorm/interceptor map fixes with thanks to TurkishSwede
no period needed there (sorry translators)
make all volume exponential
fix volume handling during intro sequence
Push Options UI to its limit.
Added fan-made SABR shader.
Convert obsolete embedded profile from PNG, attempt #2
Convert PNG to recognized ebedded profile, eliminate warning
"iCCP: Not recognizing known sRGB profile that has been edited"
(in this time GIMP is used)
Merge pull request #837 from winterheart/convert-png-files-v2

Convert obsolete embedded profile from PNG, attempt #2
shut the damn door!