Removed Floodlight device manager from services file
diff --git a/src/main/resources/META-INF/services/net.floodlightcontroller.core.module.IFloodlightModule b/src/main/resources/META-INF/services/net.floodlightcontroller.core.module.IFloodlightModule
index b37fbf6..dfd31ab 100644
--- a/src/main/resources/META-INF/services/net.floodlightcontroller.core.module.IFloodlightModule
+++ b/src/main/resources/META-INF/services/net.floodlightcontroller.core.module.IFloodlightModule
@@ -1,6 +1,5 @@
 net.floodlightcontroller.core.FloodlightProvider
 net.onrc.onos.ofcontroller.floodlightlistener.NetworkGraphPublisher
-net.floodlightcontroller.devicemanager.internal.DeviceManagerImpl
 net.onrc.onos.ofcontroller.linkdiscovery.internal.LinkDiscoveryManager
 net.floodlightcontroller.topology.TopologyManager
 net.floodlightcontroller.forwarding.Forwarding