menue workover

Closes #473 (closed)

What does this MR do?

Menue reworked for logged out ppl

How confident are you it won't break things if deployed?

klicked on every item in the menue

Links to related issues

Checklist

• 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))