Connect to a certain game instead of index.

Go.elm

@@ -44,6 +44,6 @@ update msg model = case msg of
 
 subscriptions : Model -> Sub Msg
 subscriptions m = 
-    WebSocket.listen m.sessionUrl Update
+    WebSocket.listen (wsUrl m) Update
 
 main = Html.programWithFlags { init = init, update = update, subscriptions = subscriptions, view = view }