find hands by id rather than index
fix getting finger by id
build previous commit
added return
build
fix same bug for tools, pointables, fingers
added handId to pointable object, checks to make sure hand exists.
cleaner diff
Fix getting frame farther back than the current this.history.idx

-1 % 60 === -1, so this would return this.history[-1] if you get the
previous frame when the current frame is at index 0.
new visualizer example: using CSS and DOM elements
Merge pull request #3 from sakabako/master

Fix getting pointables and hands by id, put handId on pointables
put tests in passable state, simpler id lookup
Merge pull request #4 from juliangarnier/master

new visualizer example: using CSS and DOM elements
re-add docs
add index page to examples
Merge pull request #7 from leapmotion/inline_docs

Inline docs
build assets
Merge pull request #5 from rtilton1/master

earth rotation example
make host a configurable option
allow passing in opts on loop