Implement rerouting feature in PathCalcRuntimeModule

Change-Id: Ie37ebd1fa6910e999d457481d7082adb0d1d9a3a
diff --git a/src/main/java/net/onrc/onos/intent/Intent.java b/src/main/java/net/onrc/onos/intent/Intent.java
index 8e20bb7..002d6f6 100644
--- a/src/main/java/net/onrc/onos/intent/Intent.java
+++ b/src/main/java/net/onrc/onos/intent/Intent.java
@@ -50,4 +50,9 @@
 	public int hashCode() {
 		return id.hashCode();
 	}
+	
+	@Override
+	public String toString() {
+		return id.toString() + ", " + state.toString();
+	}
 }