HumHub v1.14.1 release notes

Fix #6251: Emulate execution on readable() content
Enh #6252: Implement new method to handle changing of content active record state
Enh #6255: Updated activities to same state as parent record
Enh #6248: If admins can view all contents, users allowed to manage spaces or users cannot view all content (they should be able)
Fix #6264: Fix date format for columns created_at and updated_at
Fix #6265: Broken HMTL in Visibility and Hidden Checkbox
Enh #6242: Submit button hidden when editing a comment having a long “code” line
Fix #6282: Hard delete content records on integrity check
Fix #6257: Fix error after publishing of a draft content
Fix #6258: Send notification to mentioned user only after publishing of a content
Fix #6273: Fix automatically login user after registration
Fix #6292: Messages: Notification Indicator Problem
Fix #6296: Update style variable background-color-secondary
Fix #6228: Administrators allowed to manage users cannot invite by email or by link if disabled in the settings
Fix #6293: Delete content from DB completely on purge content by cron job
Fix #6316: Dashboard Activity Sidebar Loading Speed
Fix #6262: Fix visibility of deleted content