Implement blocks (#554)

* Quick fix to prompt

* Add blocked accounts screen

* Add blocking tools to profile

* Blur avis/banners of blocked users

* Factor blocking state into moderation dsl

* Filter post slices from the feed if any are hidden

* Handle various block UIs

* Filter in the client on blockedBy

* Implement block list

* Fix some copy

* Bump deps

* Fix lint

src/view/screens/AppPasswords.tsx

@@ -27,7 +27,7 @@ export const AppPasswords = withAuthRequired(
 
     useFocusEffect(
       React.useCallback(() => {
-        screen('Settings')
+        screen('AppPasswords')
         store.shell.setMinimalShellMode(false)
       }, [screen, store]),
     )