v4.0.0

This is (hopefully!) a temporary fork: no code changes were made, other than to remove cli support and fix broken tests or build infrastructure.

• fix Payment Required error (f3e44d8)
• switch to mocha RC file (1c4913e)
• more package cleanup (c7f1249)
• remove publishTask global (fca6401)
• ok... jake doesn't seem to work with the latest version of git (!?). Disabling jakefile publishing and switching to release-it. (bca78ca)
• clean up package contents (b073f10)
• don't try to publish to ejs. Tidy up published files. (bc5cff1)
• fix badges. add more fork info (6589b01)
• fix clean and test tasks (c960992)
• Add support npm run jake test (432be26)
• fix badges (fee2d2f)
• support older versions of node (90b9672)
• enable github actions (6f9cc25)
• Upgrade all dependencies with ncu -u. Update lru-cache uses to use new ctor args. Update mocha to use tdd. (6bb52b7)
• libraries shouldn't have package-locks (47e059e)
• Delete CLI. Move jake to a devDependency. (b39df25)