Started adding tests for the DisplayPictureDownloadJob
Cleaned up the Crypto singleton a bit
Moved the DisplayPictureManager encryption/decryption into Crypto methods
Added bolding to the control messages
Reworked the MockFunctionHandler to have different calls with inferred return types to reduce boilerplate
Fixed broken unit tests
Fixed an issue which could occur in the ObservableTableSource where it could miss the first output if it returned too quickly
Started adding DownloadDisplayPictureJob unit tests
Minor copy tweak
Got a number of the GroupUpdate messages working properly
Updated the DisplayPictureDownloadJob to support OpenGroup room images
Updated the Poller to process messages by namespace (sorted) and added support for synchronous handling of messages
Reworked the ProfileManager to be a more reusable DisplayPictureManager
Cleaned up the conversion from milliseconds to TimeInterval (which is documented as seconds) for clarity
Fixed a read/write crash due to the SnodeAPI cache setup
Fixed an issue where dependencies could incorrectly overwrite each other when based on protocols