code: private boolean checkChildren(JsonSimple response, JsonSimple data,
  			String thisOid, String thisPid, boolean sendRequests)
  			throws TransactionException {
  		return checkChildren(response, data, thisOid, thisPid, sendRequests,
  				null, null, null);
  	}
docs: Look through all known related objects and assess their readiness. Can
  optionally send downstream curation requests if required, and update a
  relationship based on responses.
  
  @param response
  The response currently being built
  @param data
  The object's data
  @param oid
  The object's ID
  @param sendRequests
  True if curation requests should be sent out
  @returns boolean True if all 'children' have been curated.
  @throws TransactionException
  If an error occurs