network: being able to use keyboard to connect to a Wireless

https://bugzilla.gnome.org/show_bug.cgi?id=710144

js/ui/status/network.js

@@ -972,6 +972,9 @@ const NMWirelessDialog = new Lang.Class({
             Util.ensureActorVisibleInScrollView(this._scrollView, network.item.actor);
             this._selectNetwork(network);
         }));
+        network.item.actor.connect('clicked', Lang.bind(this, function() {
+            this._connect();
+        }));
     },
 });