Update to Google Universal Analytics (in progress...)

[status] Waiting for the transfer to complete:

![](https://f.cloud.github.com/assets/1223565/1722963/994fd394-624e-11e3-9253-1a49078317a8.png)

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See also:

* http://mathiasbynens.be/notes/async-analytics-snippet
* https://developers.google.com/analytics/devguides/collection/analyticsjs/