SYWEB-3 : Boldify if the join_rule is public, rather than visibility so it...

SYWEB-3 : Boldify if the join_rule is public, rather than visibility so it plays nicer with federation.

webclient/recents/recents.html

@@ -5,7 +5,7 @@
                class ="recentsRoom" 
                ng-class="{'recentsRoomSelected': (room.room_id === recentsSelectedRoomID)}">                                           
             <tr>
-                <td ng-class="room.visibility == 'public' ? 'recentsRoomName recentsPublicRoom' : 'recentsRoomName'">
+                <td ng-class="room['m.room.join_rules'].content.join_rule == 'public' ? 'recentsRoomName recentsPublicRoom' : 'recentsRoomName'">
                     {{ room.room_id | mRoomName }}
                 </td>
                 <td class="recentsRoomSummaryUsersCount">