Grid layout in combination with multi-dimensional sorting using d3.comparator.
forked from mayblue9's block: Sorting the Grid
forked from FrissAnalytics's block: Sorting the Grid
forked from jwilber's block: Sorting the Grid
Modified http://d3js.org/d3.v3.min.js to a secure url
https://d3js.org/d3.v3.min.js