numerous bug fixes
Merged important revision of many pages
small bugfix release * fix #287 * fix #292
fix tests
Fix display of comments
fix dismissible payload
Fix group conversations
release march * support reply-by-email for content #116 * send notifications for user created content/comments #118
fix tag issues
Tag-Problem in Email-Steuerung umgangen (#302)
Allow digits in group refs
fix dependencies
patch release * add missing migration * fix csp errors
patch release * add missing __init__.py for core migrations module
Fix #323: Send notifications on internal content
Bump version: minor
Bump version: patch