Merge pull request #123 from Flamefire/develop

Bugfixes
Added translators to credits. It's now easy to add new translators/languages to credits-screen.
Merge pull request #124 from flokuep/develop

Added translators to credits. It's now easy to add new translators/langu...
Merge branch 'develop' of git://github.com/Vocaluxe/Vocaluxe into develop