Removed the old openflowj protocol library

Change-Id: I4fcd0399c6eb0d9089116e365b55505042ded1fc
diff --git a/src/main/java/net/onrc/onos/core/flowprogrammer/web/SendBarrierResource.java b/src/main/java/net/onrc/onos/core/flowprogrammer/web/SendBarrierResource.java
index 4fc6782..bdcdcb6 100644
--- a/src/main/java/net/onrc/onos/core/flowprogrammer/web/SendBarrierResource.java
+++ b/src/main/java/net/onrc/onos/core/flowprogrammer/web/SendBarrierResource.java
@@ -2,8 +2,8 @@
 
 import net.floodlightcontroller.core.IOFSwitch;
 
-import org.openflow.util.HexString;
 import org.projectfloodlight.openflow.protocol.OFBarrierReply;
+import org.projectfloodlight.openflow.util.HexString;
 import org.restlet.resource.Get;
 
 /**