rename onos.util to onos.graph
diff --git a/src/main/java/net/onrc/onos/graph/LocalGraphChangedListener.java b/src/main/java/net/onrc/onos/graph/LocalGraphChangedListener.java
new file mode 100644
index 0000000..5f3bbf1
--- /dev/null
+++ b/src/main/java/net/onrc/onos/graph/LocalGraphChangedListener.java
@@ -0,0 +1,7 @@
+package net.onrc.onos.graph;
+
+import com.tinkerpop.blueprints.util.wrappers.event.listener.GraphChangedListener;
+
+public interface LocalGraphChangedListener extends GraphChangedListener {
+
+}