* Tiny tweaks to release notes
* Update GHC versions
* Update GHC versions for Actions
* Build releases with 8.8.4 (Something strange is going on with 8.10.2 on Windows)
* Builds nightly binary tarballs on Linux, macOS, and Windows
* Runs tests on every PR and merge to master
* Includes GitHub Actions status in README instead of Travis
* Makes the GitRev recompile hack less fragile
* Makes the Makefile Cabal v3 compatible
* Builds the manual as part of the CI process