key personnel element defs
updated prop actions validations
Merge branch 'development' of github.com:aheward/kuality-coeus into development

* 'development' of github.com:aheward/kuality-coeus:
  Added method for returning an uncertified key person from a collection of key personnel.
Abe: create a catch-all errors method for the certification errors
Created error elements for the certification section, as well as an array method that collects all error messages from that section.