[WIP] Upgrade ONOS to karaf version 4.2.1

Change-Id: I7cd40c995bdf1c80f94b1895fb3344e32404c7fa
diff --git a/apps/evpn-route-service/app/src/main/java/org/onosproject/evpnrouteservice/store/DistributedEvpnRouteStore.java b/apps/evpn-route-service/app/src/main/java/org/onosproject/evpnrouteservice/store/DistributedEvpnRouteStore.java
index de1dbd6..8917325 100644
--- a/apps/evpn-route-service/app/src/main/java/org/onosproject/evpnrouteservice/store/DistributedEvpnRouteStore.java
+++ b/apps/evpn-route-service/app/src/main/java/org/onosproject/evpnrouteservice/store/DistributedEvpnRouteStore.java
@@ -17,12 +17,6 @@
 package org.onosproject.evpnrouteservice.store;
 
 import com.google.common.collect.ImmutableSet;
-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.packet.IpAddress;
 import org.onlab.util.KryoNamespace;
 import org.onosproject.evpnrouteservice.EvpnInternalRouteEvent;
@@ -38,6 +32,11 @@
 import org.onosproject.store.service.SetEvent;
 import org.onosproject.store.service.SetEventListener;
 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;
 
@@ -54,8 +53,7 @@
 /**
  * Route store based on distributed storage.
  */
-@Service
-@Component
+@Component(service = EvpnRouteStore.class)
 public class DistributedEvpnRouteStore extends
         AbstractStore<EvpnInternalRouteEvent,
                 EvpnRouteStoreDelegate>
@@ -64,7 +62,7 @@
     private static final Logger log = LoggerFactory
             .getLogger(DistributedEvpnRouteStore.class);
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     public StorageService storageService;
 
     private static final EvpnRouteTableId EVPN_IPV4 = new EvpnRouteTableId("evpn_ipv4");