Create and add copy to Apex case study
Update Enjoy the Arts to be a case study
Add Apex as featured case study
Change APEX to Apex
Updates to copy
Merge branch 'apex-case-study'

* apex-case-study:
  Updates to copy
  Change APEX to Apex
  Add Apex as featured case study
  Update Enjoy the Arts to be a case study
  Create and add copy to Apex case study