Add custom visit tracking to front-end

[prowns]

Problem Description: SiteImprove is not correctly tracking activity in LUX.

Expected Behavior/Solution: Add code to front-end to allow custom event tracking. https://help.siteimprove.com/support/solutions/articles/80000448441-siteimprove-analytics-custom-visit-tracking

Requirements: Analytics Requirements

Needed for promotion: If an item on the list is not needed, it should be crossed off but not removed.

• [ ] ~Wireframe/Mockup~
• [ ] ~Committee discussions~
• [ ] Feasibility/Team discussion - Sarah
• [ ] ~Backend requirements~
• [ ] Frontend requirements- TBD
• [ ] Questions
• List of questions for discussions. Answers should be documented within the issue.

UAT/LUX Examples:

• TBD

Dependencies/Blocks:

• Blocked By: Issues that are blocking the completion of the current issue.
• Blocking: Issues being blocked by the completion of the current issue.

Related Github Issues:

• Issues that contain similar work but are not blocking or being blocked by the current issue.

Related links:

• 51

Wireframe/Mockup: Place wireframe/mockup for the proposed solution at end of ticket.

[prowns]

closing. dupe of #124