func (c *Client) Join(roomId, resource string) {
	c.connection.MUCPresence(roomId+"/"+resource, c.Id)
}
func (c *Client) Join(roomId, resource string) {
	c.connection.MUCPresence(roomId+"/"+resource, c.Id)
}
func ( c * Client ) Join ( roomId , resource string ) { c . connection . MUCPresence ( roomId + " " + resource , c . Id ) }
// Join accepts the room id and the name used to display the client in the
// room.
Join accepts the room id and the name used to display the client in the room .