Modified http://d3js.org/d3.v3.js to a secure url
Updated missing url https://raw.github.com/jgbos/math/master/math.min.js to https://cdn.jsdelivr.net/gh/jgbos/math/math.min.js
https://d3js.org/d3.v3.js
https://raw.github.com/jgbos/math/master/math.min.js