Change calcPathIntent method to accept IntentOperationList

PathCalcRuntime.calcPathIntent()
 - accepts app-level IntentOperationList
 - returns PathIntents' IntentOperationList

PathCalcRuntimeModule class
 - retains app-level intents and path-level intents
 - publishes PathIntents' IntentOperationList

Change-Id: I70576390437f36d8b88849c0098966994b29900d
diff --git a/src/test/java/net/onrc/onos/intent/IntentMapTest.java b/src/test/java/net/onrc/onos/intent/IntentMapTest.java
index ae44e7b..bad546d 100644
--- a/src/test/java/net/onrc/onos/intent/IntentMapTest.java
+++ b/src/test/java/net/onrc/onos/intent/IntentMapTest.java
@@ -1,9 +1,6 @@
 package net.onrc.onos.intent;
 
-import static org.junit.Assert.*;
-
-import java.util.LinkedList;
-
+import static org.junit.Assert.assertEquals;
 import net.onrc.onos.intent.Intent.IntentState;
 
 import org.junit.After;