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/org/openflow/protocol/OFMessage.java b/src/main/java/org/openflow/protocol/OFMessage.java
index d8fdb59..237e8ac 100644
--- a/src/main/java/org/openflow/protocol/OFMessage.java
+++ b/src/main/java/org/openflow/protocol/OFMessage.java
@@ -25,7 +25,7 @@
 import net.floodlightcontroller.core.FloodlightContext;
 import net.floodlightcontroller.core.IFloodlightProviderService;
 import net.floodlightcontroller.core.IOFSwitch;
-import net.onrc.onos.packet.Ethernet;
+import net.onrc.onos.core.packet.Ethernet;
 
 import org.jboss.netty.buffer.ChannelBuffer;
 import org.openflow.util.HexString;