Removed the old openflowj protocol library

Change-Id: I4fcd0399c6eb0d9089116e365b55505042ded1fc
diff --git a/src/main/java/net/floodlightcontroller/core/web/serializers/DPIDSerializer.java b/src/main/java/net/floodlightcontroller/core/web/serializers/DPIDSerializer.java
index 304e835..a85a10d 100644
--- a/src/main/java/net/floodlightcontroller/core/web/serializers/DPIDSerializer.java
+++ b/src/main/java/net/floodlightcontroller/core/web/serializers/DPIDSerializer.java
@@ -23,7 +23,7 @@
 import org.codehaus.jackson.JsonProcessingException;
 import org.codehaus.jackson.map.JsonSerializer;
 import org.codehaus.jackson.map.SerializerProvider;
-import org.openflow.util.HexString;
+import org.projectfloodlight.openflow.util.HexString;
 
 /**
  * Serialize a DPID as colon-separated hexadecimal