Sameer Goyal

Results 2 issues of Sameer Goyal

Added support for playing the game with leap motion(https://www.leapmotion.com/) based swipe gestures. If you have a leap motion, you can try it out at http://sameergoyal.github.io/2048/.

The latest versions of Preact, Redux & Typescript cause a bunch of errors in the typings file for preact-redux. This PR includes the fixes required for all of them.