Made it so only Moderators/Admins can toggle Private rooms to be public.

app/client/templates/privateRoom.html

@@ -152,11 +152,13 @@
             <li><a id="play"><i class="material-icons">play_arrow</i></a></li>
         {{/if}}
         <li><a id="skip"><i class="material-icons">skip_next</i></a></li>
+        {{#if isModerator}}
         {{#if private}}
             <li><a id="unlock"><i class="material-icons">lock_outline</i></a></li>
         {{else}}
             <li><a id="lock"><i class="material-icons">lock_open</i></a></li>
         {{/if}}
+        {{/if}}
         <li><a id="edit_room" href="#edit_room_modal"><i class="material-icons">mode_edit</i></a></li>
     </ul>