Mms: General translation cleanup

Patch Set 1:    * remove unneeded strings
                * reorder strings
                * Copyright cleanup
                * make 'dark theme' only choosable if
                  QM is enabled

Patch Set 2:    * revert 'dark theme' repositioning
                * rename strings after comments

Change-Id: Ifee8227cad8b1093997334d2af5867e943a6be46

Conflicts:
	res/values-de/arrays.xml
	res/values-de/strings.xml
	res/values/arrays.xml
	res/values/strings.xml

 Author:    jackmu95 <jacob.mueller.elz@gmail.com>
 Changes to be committed:
	modified:   res/values-de/arrays.xml
	modified:   res/values-de/strings.xml
	modified:   res/values/arrays.xml
	modified:   res/values/colors.xml
	modified:   res/values/dimens.xml
	modified:   res/values/strings.xml
	modified:   res/values/styles.xml