Amethyst 0.46.1 (alpha): Notify buttons on reply

- Displays People Lists as Notes in the Feed
- Improves reply screen to clarify which users will be notified
- Adds action button to join channels/users in the chat screen
- Isolates state changes in the profile page, avoiding recomposition
- General Performance Improvements

Download:
- Play Edition with Push Notifications & Translations: https://github.com/vitorpamplona/amethyst/releases/download/v0.46.1/amethyst-googleplay-universal-v0.46.1.apk

- F-Droid Edition without Translations: https://github.com/vitorpamplona/amethyst/releases/download/v0.46.1/amethyst-fdroid-universal-v0.46.1.apk