UADIGITAL-1507 Landing grid update.
This blocks https://bitbucket.org/ua_drupal/ua_quickstart/pull-requests/356/uadigital-1507-update-landing-grid-markup/diff
WARNING: These are breaking changes for existing landing grids.
You can see demo content here: http://uabootstrap-review-ec28600.s3-website-us-west-2.amazonaws.com/review/UADIGITAL-1507-landing-grid-update/components.html#landing-grid
Existing landing grid here: http://uadigital.arizona.edu/ua-bootstrap/components.html#card-links under the link section
This blocks https://bitbucket.org/ua_drupal/ua_quickstart/pull-requests/356/uadigital-1507-update-landing-grid-markup/diff
WARNING: These are breaking changes for existing landing grids.
You can see demo content here: http://uabootstrap-review-ec28600.s3-website-us-west-2.amazonaws.com/review/UADIGITAL-1507-landing-grid-update/components.html#landing-grid
Existing landing grid here: http://uadigital.arizona.edu/ua-bootstrap/components.html#card-links under the link section