Fixed a space
UI almost done, except for collapsing groupings, validation, and beautifying the CSS.
Added saving.
Updating enabled.
Fixed a comment.
Added validation.
Added collapse/expand buttons functionality.
Work complete on this branch.
add DE lang for new setup window

added additional German strings for the new setup window. All of the
standard strings are still with AMOS.
Add FR-terms for new setup window

Add FR-terms for new setup window
bugfixes in lang-file

some bugfixes in the french lang file
Merge branch 'master' of https://github.com/ETHZLET/moodle-mod_choicegroup into ETHZLET-master

Conflicts:
	lang/en/choicegroup.php
	lang/fr/choicegroup.php
Merge branch 'ETHZLET-master'