Add first round of labeling tools (#467)

* Rework notifications to sync locally in full and give users better control

* Fix positioning of load more btn on web

* Improve behavior of load more notifications btn

* Fix to post rendering

* Fix notification fetch abort condition

* Add start of post-hiding by labels

* Create a standard postcontainer and improve show/hide UI on posts

* Add content hiding to expanded post form

* Improve label rendering to give more context to users when appropriate

* Fix rendering bug

* Add user/profile labeling

* Implement content filtering preferences

* Filter notifications by content prefs

* Update test-pds config

* Bump deps

src/view/com/search/SearchResults.tsx

@@ -101,6 +101,7 @@ const Profiles = observer(({model}: {model: SearchUIModel}) => {
           displayName={item.displayName}
           avatar={item.avatar}
           description={item.description}
+          labels={item.labels}
         />
       ))}
       <View style={s.footerSpacer} />