Updated 'Utilities' and 'Art'

Translated the following two entries:
Utilities => Dienstprogramme (same name on mac)
Art => Grafik & Design
Merge pull request #207 from DanielBocksteger/patch-7

Updated 'Utilities' and 'Art'
minor changes
update site
add cocoapods search plugin
Merge remote-tracking branch 'upstream/master'