Update README.md

### highlevel 

automates Connect, device event chan creation and Parcelling out events 

automates Connection to an available device, event chan creation and parcelling out those events 

```` Go

// block until button one pressed.

package main

import . "github.com/splace/joysticks"

func main() {

allows device interrogation and event re-assigning.

```` Go

// log description of events when pressing button #1 or moving hat#1. 

// log a description of events when pressing button #1 or moving hat#1. 

// 10sec timeout.

package main

func main() {

	// try connecting to specific controller.

	// system assigned index: typically increments on each new controller added.

	// the index is system assigned, typically it increments on each new controller added.

	// indexes remain fixed for a given controller, if/when other controller(s) are removed.

	device := Connect(1)

	if device == nil {