Cleaning up application titles, descriptions and categories.

Change-Id: I80f9770697cbf29b6bde2b20778c341b0f403d9f
diff --git a/apps/proxyarp/BUCK b/apps/proxyarp/BUCK
index 70e3c9d..fe57fcb 100644
--- a/apps/proxyarp/BUCK
+++ b/apps/proxyarp/BUCK
@@ -8,7 +8,7 @@
 )
 
 onos_app (
-    title = 'Proxy ARP/NDP App',
+    title = 'Proxy ARP/NDP',
     category = 'Traffic Steering',
     url = 'http://onosproject.org',
     description = 'Proxy ARP/NDP application.',