Merge branch 'es6-version'

Author: gfazioli

README.md

@@ -32,7 +32,7 @@ npm install react-switch-button --save
 At this point you can import `react-switch-button` and its styles in your application as follows:
 
 ```js
-import Select from 'react-switch-button';
+import SwitchButton from 'react-switch-button';
 
 // Be sure to include styles at some point, probably during your bootstrapping
 import 'react-switch-button/dist/react-switch-button.css';
@@ -41,7 +41,7 @@ import 'react-switch-button/dist/react-switch-button.css';
 or
 
 ```js
-const Switch = require( 'react-switch-button' );
+const SwitchButton = require( 'react-switch-button' );
 ```
 
 and then include the *css* in your HTML page.