GoogleWebComponents/google-analytics — pull request #2 by philipwalton (2014-07-02 05:01:11+00:00)
Title: Add a _src param to all API requests.

We (GA) would like to start adding a `_src` query param to all API requests from our various tools and demos to better track how they're being used and their relative popularity.

/cc @pfrisella @nickski15