func FileSequence_New(frange *C.char) (FileSeqId, Error) {
	fs, e := fileseq.NewFileSequence(C.GoString(frange))
	if e != nil {
		// err string is freed by caller
		return 0, C.CString(e.Error())
	}

	id := sFileSeqs.Add(fs)
	return id, nil
}
func FileSequence_New(frange *C.char) (FileSeqId, Error) {
	fs, e := fileseq.NewFileSequence(C.GoString(frange))
	if e != nil {
		// err string is freed by caller
		return 0, C.CString(e.Error())
	}

	id := sFileSeqs.Add(fs)
	return id, nil
}
/*

FileSequence

*/
//export FileSequence_New