Core: NL translation

and fix English strings as well

Change-Id: I62beb7966bd2167f415c778303711fa9ee6138f4
Core: Update German translation

Change-Id: I3f9314b5339dd3c5e6ad0b0d4b3af89306c23a2d
Merge "Core: Update German translation" into cm-10.2
Merge "Core: NL translation" into cm-10.2
Merge remote-tracking branch 'cm/cm-10.2' into cm-10.2