Merge pull request #71 from carwow/master

Enhanced Link Attribution plugin in Google Analytics
Added support to pass in whitelist to analytical_is_robot?
Merge pull request #72 from npalrecha/configurable_whitelist

Add support to pass in whitelist to analytical_is_robot?
Add Mixpanel#person and Mixpanel#revenue methods
Fix track config for Mixpanel
Harmonize Mixpanel :track option to :track_pageview
Merge pull request #73 from clupprich/mixpanel_revenue

Note: merged without changes to default `track_pageview` setting.
Merge the rest of pull request #73 from clupprich/mixpanel_revenue

* Provides the ability to disable Mixpanel's auto track_pageviews
Adding google universal tracking
Added Mouseflow module
google universal
rvmrc
fix google_universal for javascript_helpers
Merge branch 'add_google_universal_event'
Remove open call for maintenance help.
fix spelling mistake
Merge pull request #76 from kamilski81/add_google_universal_event

Google universal event method added
Updating adroll script
Merge pull request #77 from jkrall/jkrall/adroll_update

Updating adroll script
Merge remote-tracking branch 'upstream/master'