Adding more app.xml files.
Upgrading app.xml versions.
Cleaned-up features.xml.

Change-Id: I7c5a85480568ffe35281286aefc9aa4e1b3b2afd
diff --git a/apps/optical/app.xml b/apps/optical/app.xml
index 5949250..c579870 100644
--- a/apps/optical/app.xml
+++ b/apps/optical/app.xml
@@ -14,7 +14,7 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<app name="org.onosproject.app.optical" origin="ON.Lab" version="1.1.0"
+<app name="org.onosproject.optical" origin="ON.Lab" version="1.2.0"
         features="onos-app-optical">
     <description>ONOS Packet/Optical use-case application</description>
 </app>