Fixed German locale file
Several date formats used the US English MM/DD/YYYY format instead of the German DD. MM. YYYY format.
Added English GB file with strings for Agenda view.
Formated DateRange widget tighter to save space.
Merge remote-tracking branch 'refs/remotes/origin/extensible-bug-fixed-german-locale-file'
Merge remote-tracking branch 'refs/remotes/origin/teamup-override-1-daterange-formatting'

Conflicts:
	src/form/field/DateRange.js
Merge remote-tracking branch 'refs/remotes/origin/teamup-override-2-english-GB-file'