Merge branch 'master' of git://github.com/zinnschlag/openmw
Merge branch 'master' of git://github.com/zinnschlag/openmw
Merge branch 'master' of git://github.com/zinnschlag/openmw
Merge branch 'master' of git://github.com/zinnschlag/openmw
fix for https://bugs.openmw.org/issues/577
Properly handle NiAlphaProperty values
Prepare .desktop file for more systems

This brings condition for .desktop file preparation in sync with
condition for its installation.
Merge remote-tracking branch 'lazydev/master'
Merge remote-tracking branch 'chris/materials'
Merge remote-tracking branch 'amdmi3/desktop-file'