Modified http://cdn.leafletjs.com/leaflet-0.7.3/leaflet.js to a secure url
https://code.jquery.com/jquery-1.11.3.min.js
https://netdna.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js
https://cdn.bootcss.com/chroma-js/1.1.1/chroma.min.js
https://cdn.bootcss.com/topojson/1.6.19/topojson.min.js
https://cdn.leafletjs.com/leaflet-0.7.3/leaflet.js
https://cdn.bootcss.com/d3/3.5.6/d3.min.js