Added application ID store; both trivial and distributed variants.
diff --git a/core/net/src/main/java/org/onlab/onos/net/intent/impl/LinkCollectionIntentInstaller.java b/core/net/src/main/java/org/onlab/onos/net/intent/impl/LinkCollectionIntentInstaller.java
index 2983a68..93c6345 100644
--- a/core/net/src/main/java/org/onlab/onos/net/intent/impl/LinkCollectionIntentInstaller.java
+++ b/core/net/src/main/java/org/onlab/onos/net/intent/impl/LinkCollectionIntentInstaller.java
@@ -9,8 +9,8 @@
 import org.apache.felix.scr.annotations.Deactivate;
 import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
-import org.onlab.onos.ApplicationId;
-import org.onlab.onos.CoreService;
+import org.onlab.onos.core.ApplicationId;
+import org.onlab.onos.core.CoreService;
 import org.onlab.onos.net.DeviceId;
 import org.onlab.onos.net.Link;
 import org.onlab.onos.net.PortNumber;