bcast.go
func (m *Member) Send(val interface{}) {
	m.group.in <- Message{sender: m, payload: val}
}
func (m *Member) Send(val interface{}) {
	m.group.in <- Message{sender: m, payload: val}
}
func ( m * Member ) Send ( val interface { } ) { m . group . in <- Message { sender : m , payload : val } }
// Send broadcasts a message from one Member to the channels of all
// the other members in its group.
Send broadcasts a message from one Member to the channels of all the other members in its group .