0.2.1

Feauters

• identify the polyfill usage

 var u = new window.SpeechSynthesisUtterancePolyfill('Hello World');
 u.isPolyfill; // true

 window.speechSynthesisPolyfill.isPolyfill; // true

Fixes

• lint
  • rename speechSynthesisPolyfill into SpeechSynthesisPolyfill