Implemented Cleanup thread to periodically detect inactive switches
diff --git a/src/main/resources/floodlightdefault.properties b/src/main/resources/floodlightdefault.properties
index 9ea7a92..498fce5 100644
--- a/src/main/resources/floodlightdefault.properties
+++ b/src/main/resources/floodlightdefault.properties
@@ -10,7 +10,7 @@
 net.floodlightcontroller.perfmon.PktInProcessingTime,\
 net.floodlightcontroller.ui.web.StaticWebRoutable,\
 net.floodlightcontroller.onoslistener.OnosPublisher, \
-net.onrc.onos.registry.controller.StandaloneRegistry
+net.onrc.onos.registry.controller.ZookeeperRegistry
 net.floodlightcontroller.restserver.RestApiServer.port = 8080
 net.floodlightcontroller.core.FloodlightProvider.openflowport = 6633
 net.floodlightcontroller.jython.JythonDebugInterface.port = 6655