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GrouperService.hasMemberLite(String clientVersion,
String groupName,
String groupUuid,
String subjectId,
String subjectSourceId,
String subjectIdentifier,
String memberFilter,
String actAsSubjectId,
String actAsSubjectSourceId,
String actAsSubjectIdentifier,
String fieldName,
String includeGroupDetail,
String includeSubjectDetail,
String subjectAttributeNames,
String paramName0,
String paramValue0,
String paramName1,
String paramValue1)
see if a group has a member (if already a direct member, ignore)