Allow polls to be public

Summary: Fixes T9474

Test Plan: Make a poll, log out, still see it.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin

Maniphest Tasks: T9474

Differential Revision: https://secure.phabricator.com/D14179

src/applications/slowvote/controller/PhabricatorSlowvotePollController.php

@@ -3,6 +3,10 @@
 final class PhabricatorSlowvotePollController
   extends PhabricatorSlowvoteController {
 
+  public function shouldAllowPublic() {
+    return true;
+  }
+
   public function handleRequest(AphrontRequest $request) {
     $viewer = $request->getViewer();
     $id = $request->getURIData('id');