For same-host links, save linktrack vars in sessionStorage instead of pinging Omniture
Remove unecessary check for location object
Use localStorage instead, and include a timestanp; sessionStorage apparently causing problems, at least on localhost.
Merge pull request #417 from guardian/reading-delegate

Reading log triggered by "module:clickstream:click"
Disable Omniture localStorage on same-host clicks, awaiting their implementation.
Merge branch 'omniture-sessionstorage' of github.com:guardian/frontend into reading-delegate
Fix spans being reported as not on same page
Merge branch 'master' of github.com:guardian/frontend into reading-delegate
Merge branch 'reading-delegate' of github.com:guardian/frontend into reading-delegate