#Amethyst v1.01: New Community Moderation support

Features:

- Upgrades NIP-72 communities to use NIP-22 comments as root posts

- Adds moderation queue feed

- Adds in-app approval procedures

- Adds drafts for community posts

- Redesigns the "about us" section of communities.

Fixes:

- Fixes accessibility TalkBack issues

- Fixes the edit draft button in the long-press menu

- Fixes the inability to delete relays from some lists.

- Fixes unwanted NOTIFY requests from other people's relay lists

- Fixes some DM push notification issues

- Fixes notification registration for first-time logins

- Avoids sending expired events to the relays

- Fixes draft deletes staying in some feeds

- Intercepts backhandler to save drafts

- Moves draft deletion calculations out of the UI thread