Cleaned up the creation of the GRDBStorage instance
Fixed an issue where the launch screen wasn't setting it's background colour based on the system setting
Renamed the GRDBStorageError to StorageError (in preparation of legacy 'Storage' relocation)
Consolidated the two Environment classes (in Swift)
Refactored the AppSetup class to Swift
Fixed a couple of bugs with search term highlighting (updated the logic to make the highlighted content follow similar logic to what terms would have actually matched)
Fixed a bug where info messages in search results weren't rendering correctly
Shifted some duplicate query code for global search into variables
Fixed a small bug where sending attachments could incorrectly result in the mentions UI being visible
Fixed a bug where quote content was appearing incorrectly
Consolidated the ShareExtension Item and the ConversationCell.ViewModel into one type (with a more-limited query) to remove duplicate code
Added back a missing asset (deleted a long time ago)
Removed the old OWSProfileManager and OWSUserProfile (refactored)
Removed all the old TSInteraction/etc. types (replaced with new database types)
Removed the old Quote models (refactored)
Removed the old Attachment models (refactored)
Removed the old recipient identity (unused)
Deleted a number of other unused files
Renamed the 'Legacy' classes to have their library prefix (avoid confusion)
Removed the legacy Objective C Thread code (pulled only the NSCoding stuff into the 'SMKLegacy' type)