leapjs类库

Leap Motion API类库：Frame
https://my.oschina.net/chumingcheng/blog/610842

Leap Motion API类库：Gesture
https://my.oschina.net/chumingcheng/blog/610845

Leap Motion API类库：CircleGesture
https://my.oschina.net/chumingcheng/blog/610853

Leap Motion API类库：Controller
https://my.oschina.net/chumingcheng/blog/610943

Leap Motion API类库：InteractionBox
https://my.oschina.net/chumingcheng/blog/610951

Leap Motion API类库：KeyTapGesture
https://my.oschina.net/chumingcheng/blog/610960

Leap Motion API类库：Pointable
https://my.oschina.net/chumingcheng/blog/610966

Leap Motion API类库：ScreenTapGesture&SwipeGesture
https://my.oschina.net/chumingcheng/blog/611151

Leap Motion API类库：Vector&Matrix
https://my.oschina.net/chumingcheng/blog/611152