Add default nodejs gitignore.
Remove support for default box-sizing and require border-box.
Update to use new jQuery CDN and latest 2.1.0 version.
Update README example.
Remove script from examples folder as we'll place it in a src directory and use gulpjs.
Use gulpjs and add new src/dist structure with working gulp tasks to build dist script.
Update to use new compiled script from dist folder.
Clean up: remove commented out code.
Change keydown to keyup.