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)
Updated the config message generation for GRDB
Migrated more preferences into GRDB
Added paging to the MediaTileViewController and sorted out the various animations/transitions
Fixed an issue where the 'recipientState' for the 'baseQuery' on the ConversationCell.ViewModel wasn't grouping correctly
Fixed an issue where the MediaZoomAnimationController could fail if the contextual info wasn't available
Fixed an issue where the MediaZoomAnimationController bounce looked odd when returning to the detail screen from the tile screen
Fixed an issue where the MediaZoomAnimationController didn't work for videos
Fixed a bug where the YDB to GRDB migration wasn't properly handling video files
Fixed a number of minor UI bugs with the GalleryRailView
Deleted a bunch of legacy code