Removed the old openflowj protocol library

Change-Id: I4fcd0399c6eb0d9089116e365b55505042ded1fc
diff --git a/src/main/java/net/onrc/onos/core/linkdiscovery/Link.java b/src/main/java/net/onrc/onos/core/linkdiscovery/Link.java
index 2d1508f..193db07 100644
--- a/src/main/java/net/onrc/onos/core/linkdiscovery/Link.java
+++ b/src/main/java/net/onrc/onos/core/linkdiscovery/Link.java
@@ -22,7 +22,7 @@
 
 import org.codehaus.jackson.annotate.JsonProperty;
 import org.codehaus.jackson.map.annotate.JsonSerialize;
-import org.openflow.util.HexString;
+import org.projectfloodlight.openflow.util.HexString;
 
 public final class Link {
     private final long src;