Fix Bug 913704: Add GA & Click Tracking

forgot to add classes to hp

Removed unecessary return statements per pr request.

Fixed classnames, added helper function.

Fixed PR change - hard coded _trackEvent.

Refactored helper function based on PR feedback.
Merge pull request #60 from bensternthal/google-analytics

Fix Bug 913704: Add GA & Click Tracking
Adding super() to data_body on the universities page.
Merge pull request #64 from bensternthal/university-js-fix

Adding super() to data_body on the universities page.