Modified http://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js to a secure url
Modified http://labratrevenge.com/d3-tip/javascripts/d3.tip.v0.6.3.js to a secure url
https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js
https://labratrevenge.com/d3-tip/javascripts/d3.tip.v0.6.3.js