Add polls (#10111)

* Add polls

Fix #1629

* Add tests

* Fixes

* Change API for creating polls

* Use name instead of content for votes

* Remove poll validation for remote polls

* Add polls to public pages

* When updating the poll, update options just in case they were changed

* Fix public pages showing both poll and other media

app/javascript/mastodon/actions/importer/normalizer.js

@@ -43,6 +43,10 @@ export function normalizeStatus(status, normalOldStatus) {
     normalStatus.reblog = status.reblog.id;
   }
 
+  if (status.poll && status.poll.id) {
+    normalStatus.poll = status.poll.id;
+  }
+
   // Only calculate these values when status first encountered
   // Otherwise keep the ones already in the reducer
   if (normalOldStatus) {