* Makefile: New file subsuming create-docs.sh and run-tests.sh.
* create-docs.sh:
* run-tests.sh: Remove files.
* .github/workflows/test.yml:
* dash-template.texi (Contribute):
* readme-template.md (Contribute):
* pre-commit.sh: Refer to new Make targets.
* dev/examples.el: Add support for running byte-compiled tests in
Emacs < 24.3, where setf was still defined in cl-macs.el.
* README.md:
* dash.texi: Regenerate docs.