FriendsSubViewContoller.strings: Consistency fixes
GestureSubViewController.strings: Add German translation

I think I can hear Goethe rotate in his grave... I apologize to every
German-speaking being for the "Wisch" but space restrictions forced my
hand.
de/External settings/*: Fix file encoding (UTF16-LE -> UTF-8)
LIES_MICH_README.txt: Obsolete, so nuke it