Refine application title and category in app.xml and pom.xml

- Remove ONOS keyword from application title
- Capitalize each keyword in application title
- Make it consistent to use App, Provider and Driver in
  application title
- Add right category name for each application
- Add missing application title and category
- Make application category comment more descriptive

Change-Id: Ib886b4a4293c38bd546a4107b20569f1bd7031a7
diff --git a/providers/openflow/app/pom.xml b/providers/openflow/app/pom.xml
index 58650a0..0e8d04d 100644
--- a/providers/openflow/app/pom.xml
+++ b/providers/openflow/app/pom.xml
@@ -32,6 +32,7 @@
     <properties>
         <onos.app.name>org.onosproject.openflow</onos.app.name>
         <onos.app.title>OpenFlow Southbound Meta App</onos.app.title>
+        <onos.app.category>Provider</onos.app.category>
         <onos.app.requires>
             org.onosproject.openflow-base,
             org.onosproject.hostprovider,