When announcement.author not given (or empty), display 'automatisch'
Merge pull request #278 from fdeberle/announcements

When announcement.author not given (or empty), display 'automatisch'
Merge pull request #279 from NicoleRauch/master

Bugfix: Groups don't show any members whose email address is not all-lowercase
Fixes for #269:
* Only one admin table for all announcements
* Field `author` is no longer mandatory
See comment https://github.com/softwerkskammer/NeuePlattform-Implementierung/pull/278#discussion_r5245112
Don't render a link if author is 'automatisch'
Merge pull request #280 from fdeberle/announcements

Announcements: Verwaltung-Nachrichten zwei Tabellen geht nicht (#269)
copying activity does not copy registered members anymore
Merge pull request #282 from leider/master

copying activity does not copy registered members anymore
Fixed icon in admin menu (#281)
Refactored date handling, unix timestamps are now more reliable
When saving convert fromDate to unix when it is a German date (happens in /administration/announcementTable)
Don't use moment library in view
Added missing space
Date conversion test, refactoring
escaping for regular expressions in searches
Merge pull request #285 from leider/master

escaping for regular expressions in searches (bugfix & improvement)
New Page: FAQ
Better readability for 500 error page – seen too many recently ;)
Merge pull request #286 from leider/master

New Page: FAQ