Use fancy spinner (courtesy of redsky)

resources/qml/RoomMembers.qml

@@ -114,7 +114,7 @@ ApplicationWindow {
                     }
                 }
 
-                footer: BusyIndicator {
+                footer: Spinner {
                     // This is not a wonderful solution, but it is the best way to calculate whether
                     // all users are loaded while keeping canFetchMore() const
                     running: members.numUsersLoaded < members.memberCount