Fix a few things related to the translations
Update the german translation
Du/Sie consistency
Update mmc_de.ts

Fixed grammar, improved wording.
It's not perfect but definitely better.
Add xnrand to the translation credits
Clean up/update translation code and made language selectable in the settings dialog
Hopefully fix Qt 5.1 compilation
Show Mojang service statuses in status bar
Remove wrong comments
More comments removal
More space between status items
Replace old launcher part with a shiny new one. No more garbage on the command line.
Merge branch 'feature_better_launch' into develop
Merge branch 'feature_mojang_status' into develop
Merge branch 'feature_localization' of https://github.com/02JanDal/MultiMC5 into develop

Conflicts:
	gui/dialogs/SettingsDialog.cpp
	gui/dialogs/SettingsDialog.ui