Renamed registry and packet packages

net.onrc.onos.registry.controller.* => net.onrc.onos.core.registry.*
net.onrc.onos.packet => net.onrc.onos.core.packet

Change-Id: I595e325a2c0bab709f248dde5d84ff7b6185cf8b
diff --git a/src/main/java/net/onrc/onos/core/devicemanager/OnosDevice.java b/src/main/java/net/onrc/onos/core/devicemanager/OnosDevice.java
index 4e6a8dc..4ff17a3 100644
--- a/src/main/java/net/onrc/onos/core/devicemanager/OnosDevice.java
+++ b/src/main/java/net/onrc/onos/core/devicemanager/OnosDevice.java
@@ -21,7 +21,7 @@
 import java.util.Date;
 
 import net.floodlightcontroller.util.MACAddress;
-import net.onrc.onos.packet.IPv4;
+import net.onrc.onos.core.packet.IPv4;
 
 /**
  * An entity on the network is a visible trace of a device that corresponds