Updating IntentCleanup to check for stalled *_REQ and *ING intents.

Change-Id: Ibe06ee99463bb8230acf9751da4fb1012859b0ea
diff --git a/core/store/dist/src/main/java/org/onosproject/store/impl/WallClockTimestamp.java b/core/store/dist/src/main/java/org/onosproject/store/impl/WallClockTimestamp.java
index a158928..e7efb29 100644
--- a/core/store/dist/src/main/java/org/onosproject/store/impl/WallClockTimestamp.java
+++ b/core/store/dist/src/main/java/org/onosproject/store/impl/WallClockTimestamp.java
@@ -36,6 +36,10 @@
         unixTimestamp = System.currentTimeMillis();
     }
 
+    public WallClockTimestamp(long timestamp) {
+        unixTimestamp = timestamp;
+    }
+
     @Override
     public int compareTo(Timestamp o) {
         checkArgument(o instanceof WallClockTimestamp,