Removing need for boilerplate app.xml; Instead defining onos.app.name and onos.app.origin (optional) is sufficient to trigger generation of boilerplate app.xml and features.xml files.

Change-Id: Ied8f3f8bf8774fae85e11c79a733b34dd5868949
diff --git a/apps/bgprouter/app.xml b/apps/bgprouter/app.xml
index 256c915..d4cd0f5 100644
--- a/apps/bgprouter/app.xml
+++ b/apps/bgprouter/app.xml
@@ -14,7 +14,7 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<app name="org.onosproject.bgprouter" origin="ON.Lab" version="${feature.version}"
+<app name="org.onosproject.bgprouter" origin="ON.Lab" version="${short.version}"
      featuresRepo="mvn:${project.groupId}/${project.artifactId}/${project.version}/xml/features"
      features="${project.artifactId}">
     <description>${project.description}</description>