CRM-13072 - removing version check from 'create' reveals the test is not ensuring what it should ensure, marking incomplete, also added other valuable tests - but marking as incomplete because not all api conform yet
CRM-13072 fix ParticipantTest (more)
Merge pull request #1250 from eileenmcnaughton/CRM-13072-testfixes

Crm 13072 testfixes - participanttest & syntax conformance