Cleaning up application titles, descriptions and categories.

Change-Id: I80f9770697cbf29b6bde2b20778c341b0f403d9f
diff --git a/apps/pce/app/BUCK b/apps/pce/app/BUCK
index 1846ee0..7637aaf 100644
--- a/apps/pce/app/BUCK
+++ b/apps/pce/app/BUCK
@@ -27,7 +27,7 @@
 
 onos_app (
     app_name='org.onosproject.pce.app',
-    title = 'PCE App',
+    title = 'PCE',
     category = 'default',
     url = 'http://onosproject.org',
     description = 'PCE as centeral controller App.',