Move routing from incubator to a separate app

Change-Id: I961d10af99c572b1f8d9b3d37c6f52dd04422007
diff --git a/BUCK b/BUCK
index 3f4e968..d068897 100644
--- a/BUCK
+++ b/BUCK
@@ -6,6 +6,7 @@
     '//core/store/serializers:onos-core-serializers',
     '//incubator/api:onos-incubator-api',
     '//utils/rest:onlab-rest',
+    '//apps/route-service/api:onos-apps-route-service-api',
 ]
 
 BUNDLES = [
@@ -29,4 +30,5 @@
     url = 'http://onosproject.org',
     included_bundles = BUNDLES,
     description = 'Segment routing application.',
+    required_apps = [ 'org.onosproject.route-service' ],
 )