Merge branch 'patch-2' into patch-3 #63

Job	Run time
nix	2m 14s
opam-build (supported, ubuntu-latest)	4m 30s
quick-build (supported, ubuntu-latest)	3m 12s
build (supported)	3m 23s
opam-build (latest, ubuntu-latest)	4m 19s
quick-build (latest, ubuntu-latest)	3m 6s
build (latest)	3m 15s
opam-build (dev, ubuntu-latest)	7m 6s
quick-build (dev, ubuntu-latest)	3m 4s
build (dev, --warnings)	3m 20s
doc-alectryon	15m 14s
coqchk (supported)	1m 55s
doc-dep-graphs	7m 25s
doc-coqdoc	1m 20s
coqchk (latest)	2m 2s
coqchk (dev)	1m 51s
doc-timing	1m 22s
install (supported)	1m 35s
install (latest)	1m 38s
install (dev)	1m 40s
deploy-doc	0s
delete-artifacts	4s
	1h 13m 35s

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