[ONOS-3634] Enhance app to have a category, icon, URL and readme

This commmit enhances application to have category, icon, URL and
readme. The web GUI and CLI will be implemented in separate commits

Change-Id: Ib02716d7118cc617b24f196f2213ea1fe99a34be
diff --git a/apps/test/election/pom.xml b/apps/test/election/pom.xml
index afc6a4f..cca0025 100644
--- a/apps/test/election/pom.xml
+++ b/apps/test/election/pom.xml
@@ -34,6 +34,9 @@
 
     <properties>
         <onos.app.name>org.onosproject.election</onos.app.name>
+        <onos.app.category>test</onos.app.category>
+        <onos.app.url>http://onosproject.org</onos.app.url>
+        <onos.app.readme>Master election test application.</onos.app.readme>
     </properties>
 
     <dependencies>