Updated French translation

...
Merge pull request #222 from ch-vox/patch-65

Updated French translation
Updated Portuguese (PT) translation
Updated Portuguese (BR) translation
AppLauncher: make app view visible as it might have been hidden
previously
Updated Hungarian translations (thanks to benjoe1)
Merge pull request #223 from bgcngm/master

Updated Portuguese (PT and BR) translations
Implemented recovery from minimum brightess set too low
Updated Slovak translations
Updated Czech translations
Merge pull request #21 from C3C0/master

One more string...