title: TypeScript definitions for ExtJS 5
body: <p>Is anyone working on TypeScript definitions for ExtJS 5? I keep checking DefinitelyTyped but there is no activity:</p>
  
  <p><a href="https://github.com/borisyankov/DefinitelyTyped/tree/master/extjs" rel="noreferrer">https://github.com/borisyankov/DefinitelyTyped/tree/master/extjs</a></p>