v9.4.0 - Update to v9.4.0 of https://github.com/swcarpentry/styles/ - Update info on formative assessments - Remove episode length - Update maintenance process - Fix link to setup instructions - Ensure Ruby is updated to work with Jekyll on OSX - Fix class mismatch in formatting lesson - Avoid "Click Here" for links - Specify release repo unambiguously - Adding How to add R packages