Add concerns for updating cta widget
Remove HasMany cta setting

This wasn't being used, I added it in the inital commit because I thought it
might.
Fix cta updater spec
Use correct method to check for change
Merge master and fix conflicts
Add spec for cta update concern
Merge pull request #443 from G5/cta-update-78131310

Update CTA Widget Settings After Location Update
 updates newrelic - contains essential security patch
Merge pull request #445 from G5/newrelic-update

 updates newrelic - contains essential security patch
Merge branch 'master' into fix-preview