[WIP] Upgrade ONOS to karaf version 4.2.1

Change-Id: I7cd40c995bdf1c80f94b1895fb3344e32404c7fa
diff --git a/apps/test/cluster-ha/src/main/java/org/onosproject/clusterha/ClusterHATest.java b/apps/test/cluster-ha/src/main/java/org/onosproject/clusterha/ClusterHATest.java
index 0ccca0a..1de17ec 100644
--- a/apps/test/cluster-ha/src/main/java/org/onosproject/clusterha/ClusterHATest.java
+++ b/apps/test/cluster-ha/src/main/java/org/onosproject/clusterha/ClusterHATest.java
@@ -18,20 +18,19 @@
 package org.onosproject.clusterha;
 
 
-import org.apache.felix.scr.annotations.Activate;
-import org.apache.felix.scr.annotations.Component;
-import org.apache.felix.scr.annotations.Deactivate;
-import org.apache.felix.scr.annotations.Reference;
-import org.apache.felix.scr.annotations.ReferenceCardinality;
-import org.apache.felix.scr.annotations.Service;
 import org.onlab.util.KryoNamespace;
-import org.onosproject.store.serializers.KryoNamespaces;
 import org.onosproject.core.ApplicationId;
 import org.onosproject.core.CoreService;
-import org.onosproject.store.service.Serializer;
+import org.onosproject.store.serializers.KryoNamespaces;
 import org.onosproject.store.service.ConsistentMap;
+import org.onosproject.store.service.Serializer;
 import org.onosproject.store.service.StorageException;
 import org.onosproject.store.service.StorageService;
+import org.osgi.service.component.annotations.Activate;
+import org.osgi.service.component.annotations.Component;
+import org.osgi.service.component.annotations.Deactivate;
+import org.osgi.service.component.annotations.Reference;
+import org.osgi.service.component.annotations.ReferenceCardinality;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -42,16 +41,15 @@
 /**
  * Cluster HA Test.
  */
-@Component(immediate = true)
-@Service(value = ClusterHATest.class)
+@Component(immediate = true, service = ClusterHATest.class)
 public class ClusterHATest {
 
     protected final Logger log = LoggerFactory.getLogger(getClass());
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected CoreService coreService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected StorageService storageService;
 
     private ApplicationId appId;