func (c *Client) ListShares(grpid string) (*Shares, error) {
	url := umGroupShares(grpid) + `?depth=` + c.client.depth + `&pretty=` + strconv.FormatBool(c.client.pretty)
	ret := &Shares{}
	err := c.client.Get(url, ret, http.StatusOK)
	return ret, err
}
func (c *Client) ListShares(grpid string) (*Shares, error) {
	url := umGroupShares(grpid) + `?depth=` + c.client.depth + `&pretty=` + strconv.FormatBool(c.client.pretty)
	ret := &Shares{}
	err := c.client.Get(url, ret, http.StatusOK)
	return ret, err
}
//ListShares lists all shares