Superuser: Update German translation

Patch Set 1:    * add missing strings

Patch Set 2:    * rename some strings
                * fix typo

Patch Set 3:    * rename stringst after comments

Change-Id: Ib157b07c53a0adb60ffcda52ca79c84392aa58f3
Merge "Superuser: Update German translation" into cm-10.1