SystemUI: Update German translations

Patch Set 1:    * add translations for BeanFlinger daydream

Patch Set 2:    * rename strings
                * fix typo

Patch Set 3:    * fix build error
                * rename strings

Change-Id: Ic6a14cfd0dcbb1a1a6d212aeaa2ee5e083ccf830
Merge "SystemUI: Update German translations" into cm-10.1