Add Google Analytics event tracking per https://sites.google.com/site/websitestyleguide/using-google-analytics/tracking-downloads-of-files-with-google-analytics
Code inspection
Revert Add Google Analytics Event Tracking per style guide
Add Google Analytics Event Tracking using onClick
Add Interaction category to Google Analytics Event Tracking
Fix typo max-width versus height
Merge remote-tracking branch 'origin/develop' into develop
Template adjustments for new Perspectives text
Restore $id removed as part of https://github.com/Guggenheim/Joomla-Map-Template/commit/034326630053e61fdab249dc9c6b853554452b50