Add all the badges
Add all the badges

- Add badges for pipelines
- Reorganise table into three groups
- Link from each name to a repo or file
- Link from pipeline badges to pipeline on Concourse
- Link from build badges to "latest" build on Concourse

[Github #258]
markfisher/sk8s,markfisher/sk8s,markfisher/sk8s,markfisher/sk8s