Modified http://nickqizhu.github.io/d3-cookbook/lib/d3.js to a secure url
Modified http://nickqizhu.github.io/d3-cookbook/lib/crossfilter.js to a secure url
Modified http://cdnjs.cloudflare.com/ajax/libs/dc/1.6.0/dc.min.js to a secure url
https://nickqizhu.github.io/d3-cookbook/lib/d3.js
https://nickqizhu.github.io/d3-cookbook/lib/crossfilter.js
https://cdnjs.cloudflare.com/ajax/libs/dc/1.6.0/dc.min.js