#Amethyst 54.2: New architecture is almost ready

- Adds comment and amount of sats sent directly to the profile in Notifications
- Adds more caching capabilities in content parsing
- Restructures WordRenderer to help recompositions
- Improves performance of custom emojis
- Improves performance of DropDown menus
- Removing outdated version of the FlowRow
- Runs bottom's new notification refresher in the IO thread
- Only refreshes follow lists once per notification event
- Moves post's bounty calculations to the IO thread
- Moves profile DB watchers to their own compose functions
- Adds a new thread call for the notification of reaction rows
- Ignores unloaded notes in the MultiComposeSet renderer.
- Moves UserFeeds to ImmutableLists
- Moves reaction counts to a thread
- Moves channel checks to before a Channel object is loaded.

Download:
- Play Edition with Push Notifications & Translations: https://github.com/vitorpamplona/amethyst/releases/download/v0.54.2/amethyst-googleplay-universal-v0.54.2.apk

- F-Droid Edition without Translations: https://github.com/vitorpamplona/amethyst/releases/download/v0.54.2/amethyst-fdroid-universal-v0.54.2.apk