Updated the settings screens to have the "rounded group" styling
Added a "loading conversations" label to the Message Requests screen before the conversations load
Removed the legacy UserCell (replaced with the more reusable 'SessionCell')
Renamed a few things to make them more generic and reusable
Fixed a bug where the scroll to bottom button wasn't working
Fixed an issue where searching was running on the main thread (which could cause UI issues)
Updated the searching to interrupt the previous query when the search term changes
Updated the in-conversation settings to be use the new config-based approach (deleted the OWSConversationSettingsViewController)
Added a disabled state to the OutlineButton
Finished of the last bits for the BlockedContacts screen
Applied theming to the LinkPreview
Applied theming to the Call info message (and it's prompt)
Fixed a minor issue where showing the ContextMenu (via long press) could look odd due to the input field being dismissed
Swapped the LinkPreviewModal to use the standard ConfirmationModal
Removed a redundant closure from the ConfirmationModal
Added the Blocked contacts screen
Added a setting to control whether concurrent audio messages should auto-play
Finished updating the settings screens
Fixed an issue where items that should be removed from the PagedDatabaseObserver due to filter logic weren't getting removed in some cases