Better command validation for ContactsResource
Merge branch 'develop' into feature/issue-226-contactsresource-api-methods-need-better-field-value-validation
Merge branch 'develop' into feature/issue-226-contactsresource-api-methods-need-better-field-value-validation
Merge branch 'feature/issue-226-contactsresource-api-methods-need-better-field-value-validation' into develop