Very much a work in progress. Don't look!
Will eventually be a nice way to mess around with the Github commit history graph shown on users profile pages. Idea is to add a web interface you can draw on and then generate a git repository that will make Github show exactly that.
Diesel is not currently being used due to conflicts with serde and nightly versions. Should be resolved when diesel pins to nightly next time. See serde-rs/serde#470