Fix error in re-activation of default reflector because reflector brdige was being incorrectly deleted

bridge_master.py

@@ -303,6 +303,7 @@ def rule_timer_loop():
                 if _system['ACTIVE'] == False:
                     if _system['TIMER'] < _now:
                         _system['ACTIVE'] = True
+                        _bridge_used = True
                         logger.info('(ROUTER) Conference Bridge TIMEOUT: ACTIVATE System: %s, Bridge: %s, TS: %s, TGID: %s', _system['SYSTEM'], _bridge, _system['TS'], int_id(_system['TGID']))
                     else:
                         timeout_in = _system['TIMER'] - _now