Initial work on Intent API (ONOS-618)

Change-Id: I2b4aa0befabbf0b4dce8b2c991e38411709b2e80
diff --git a/core/net/src/main/java/org/onosproject/net/intent/impl/IntentManager.java b/core/net/src/main/java/org/onosproject/net/intent/impl/IntentManager.java
index 8280b02..8703e01 100644
--- a/core/net/src/main/java/org/onosproject/net/intent/impl/IntentManager.java
+++ b/core/net/src/main/java/org/onosproject/net/intent/impl/IntentManager.java
@@ -380,6 +380,11 @@
         public void notify(IntentEvent event) {
             eventDispatcher.post(event);
         }
+
+        @Override
+        public void process(IntentOperation op) {
+            //FIXME
+        }
     }
 
     private void buildAndSubmitBatches(Iterable<IntentId> intentIds,