Allow singout-all only for orga. Kicked out unused vars and methods.
Closes #362 (closed)
What does this MR do?
Removes the Button for Ambassadors. Makes it work for orga.
How confident are you it won't break things if deployed?
Links to related issues
- added a test, or explain why one is not needed/possible...
- no unrelated changes
- asked someone for a code review
- joined #foodsharing-beta channel at https://slackin.yunity.org
- added an entry to CHANGELOG.md (description, merge request link, username(s))