[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/dhcp/app/app.xml b/apps/dhcp/app/app.xml
index bf324b1..280fc1c 100644
--- a/apps/dhcp/app/app.xml
+++ b/apps/dhcp/app/app.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright 2015 Open Networking Laboratory
+  ~ Copyright 2015-2016 Open Networking Laboratory
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.
@@ -15,9 +15,11 @@
   ~ limitations under the License.
   -->
 <app name="org.onosproject.dhcp" origin="ON.Lab" version="${project.version}"
+     category="default" url="http://onosproject.org"
      featuresRepo="mvn:${project.groupId}/${project.artifactId}/${project.version}/xml/features"
      features="${project.artifactId}">
     <description>${project.description}</description>
+    <readme>DHCP server application.</readme>
     <artifact>mvn:${project.groupId}/${project.artifactId}/${project.version}</artifact>
     <artifact>mvn:${project.groupId}/onos-app-dhcp-api/${project.version}</artifact>
 </app>
diff --git a/apps/dhcp/app/pom.xml b/apps/dhcp/app/pom.xml
index e013894..42c31b7 100644
--- a/apps/dhcp/app/pom.xml
+++ b/apps/dhcp/app/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright 2014 Open Networking Laboratory
+  ~ Copyright 2014-2016 Open Networking Laboratory
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.
@@ -33,7 +33,6 @@
     <description>DHCP Server application</description>
 
     <properties>
-        <onos.app.name>org.onosproject.dhcp</onos.app.name>
         <web.context>/onos/dhcp</web.context>
         <api.version>1.0.0</api.version>
         <api.title>DHCP Server REST API</api.title>
diff --git a/apps/dhcp/pom.xml b/apps/dhcp/pom.xml
index f4c64e4..924c0bf 100644
--- a/apps/dhcp/pom.xml
+++ b/apps/dhcp/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright 2014 Open Networking Laboratory
+  ~ Copyright 2014-2016 Open Networking Laboratory
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.