Fix up the m.help.irc menu option. Points to the http://puredata.info/community/IRC page for now.

pd/nw/index.js

@@ -705,7 +705,9 @@ function nw_create_pd_window_menus(gui, w) {
         }
     });
     minit(m.help.irc, {
-        click: function() { alert("Please link to the irc page") }
+        click: function() {
+            pdgui.external_doc_open("http://puredata.info/community/IRC");
+	}
     });
     minit(m.help.devtools, {
         click: function () {