Add to mapbox.com/mapbox.js/plugins

We are keeping track of all our mapbox.js plugins at https://www.mapbox.com/mapbox.js/plugins/ so let's add mapbox-match.js there

[ ] Add to CDN via https://github.com/mapbox/mapbox.js-plugins
[ ] Add link to CDN to Readme here
[ ] Create example documentation like https://www.mapbox.com/mapbox.js/example/v1.0.0/mapbox-directions/
[ ] Make sure mapbox-match.js shows up in https://www.mapbox.com/mapbox.js/plugins/
[ ] Add link to mapbox-match.js to documentation site of the Map Matching API

mapbox / mapbox-match.js