rc.lua: Enable the new notification system by default.

awesomerc.lua

@@ -537,6 +537,24 @@ client.connect_signal("request::titlebars", function(c)
         layout = wibox.layout.align.horizontal
     }
 end)
+
+-- {{{ Notifications
+
+ruled.notification.connect_signal('request::rules', function()
+    -- All notifications will match this rule.
+    ruled.notification.append_rule {
+        rule       = { },
+        properties = {
+            screen           = awful.screen.preferred,
+            implicit_timeout = 5,
+        }
+    }
+end)
+
+naughty.connect_signal("request::display", function(n)
+    naughty.layout.box { notification = n }
+end)
+
 -- }}}
 
 -- Enable sloppy focus, so that focus follows mouse.