Fixed a crash which could occur due to multithreaded dependency access
Fixed a crash which could occur if the 'keyWindow' wasn't set on the LandingVC in time since we were force-unwrapping
Fixed a crash which could occur due to multithreaded swarm cache access
Fixed the broken unit tests
Fixed a bug where open group message deletion wasn't thread-specific
Fixed a bug where the user couldn't delete pending/failed messages being sent to an open group
Fixed a bug where deleting content from "related" tables wouldn't correctly trigger an update within the PagedDatabaseObserver
Fixed a bug where a user that was an admin/mod of one open group would incorrectly appear to be an admin/mod of all open groups
Fixed a bug where notifications could incorrectly appear for messages in the current thread
Fixed a bug where swiping left/right on images in the MediaDetailViewController could load images from other threads
Fixed a bug where the unread count wouldn't appear correctly when opening a conversation
Fixed a bug where the unread count on the conversation cell could get truncated
Fixed a bug where notifications weren't working correctly when the app is in the foreground
Fixed a bug where we weren't clearing the 'received X new messages' count when in the foreground
Fixed a bug where outgoing messages could get marked as read in a very specific case
Updated the "group notification" logic to only apply to Open Groups (and always doing it rather than just in the background)
Added a placeholder person icon when you have a closed group with a single member
Added a couple of indexes to improve the HomeVC database query performance (reduce launch time by ~15% in some cases)
Added a background task to give message sending the chance to complete when sending the app to the background
Removed an unneeded query from the HomeViewModel init (reduce launch time by ~10% in some cases)
Optimised one of the queries used to load the data needed for the conversation screen
