A d3v4 boilerplate that is compatible with bl.ocks.org and utilizes the latest stable d3-workbench snapshot.
Size of preview.png: 960x500
Size of thumbnail.png: 230x120
https://bastitee.github.io/d3-workbench-ghp/0.9.0/d3-wb-distall.min.js
https://d3js.org/d3.v4.min.js
https://bastitee.github.io/d3-workbench-ghp/0.9.0/d3-wb.min.js
https://bastitee.github.io/d3-workbench-ghp/0.9.0/d3-wb-modules.min.js