+- Uploading custom instance thumbnail via AdminAPI/AdminFE generated invalid URL to the image
+- Applying ConcurrentLimiter settings via AdminAPI
+- User login failures if their `notification_settings` were in a NULL state.
+- Mix task `pleroma.user delete_activities` query transaction timeout is now :infinity
+- MRF (`SimplePolicy`): Embedded objects are now checked. If any embedded object would be rejected, its parent is rejected. This fixes Announces leaking posts from blocked domains.
+- Fixed some Markdown issues, including trailing slash in links.