guardian/frontend — pull request #4344 by phamann (2014-05-21 09:40:50+00:00)
Title: Ensure R2 navigation interaction session storage is set

This sets the the same sessionStorage key that R2 uses for the eVar37 navigation interaction in Omniture.

This will allow us to track interactions to pages not served by NGW, like certain commercial components.

/cc @gklopper