GSoC 2013: “Port Charts to use Diagrams”

Created by gwern on 2013-07-20; known on 2014-01-01; judged right by gwern on 2014-01-08.

• gwern estimated 70% on 2013-07-20
• gwern said “A backend change to another existing library shouldn’t be too hard. The goal is clear. This could be either a forked library or in Charts HEAD by 2014” on 2013-07-20
• gwern estimated 75% on 2013-07-20
• gwern   judged this prediction right on 2014-01-08.