Merge pull request #113 from brawer/license #4

Job	Run time
ubuntu-latest	1m 37s
macos (macos-10.15, Debug)	1s
linux (ubuntu:18.04, Debug, g++, 11)	41s
linux (ubuntu:20.04, Debug, g++, 11)	2m 14s
windows (windows-2019)	13m 29s
macos (macos-11.0, Debug)	1s
linux (ubuntu:21.04, Debug, g++, 11)	5s
windows (windows-2022)	15m 4s
macos (macos-11.0, Release)	1s
linux (ubuntu:21.10, Debug, g++, 11)	6s
linux (debian:stretch, Debug, g++, 11)	6s
linux (debian:buster, Debug, g++, 11)	1m 55s
linux (debian:bullseye, Debug, g++, 11)	1m 59s
linux (debian:testing, Debug, g++, 11)	2m 1s
linux (debian:experimental, Debug, g++, 11)	2m 4s
linux (fedora:34, Debug, g++, 11)	2m 25s
linux (fedora:35, Debug, g++, 11)	2m 34s
linux (debian:bullseye, 14)	1m 43s
linux (debian:bullseye, 17)	2m 5s
linux (debian:bullseye, 20)	2m 37s
linux (debian:bullseye, clang++, 14, clang)	2m 11s
linux (debian:bullseye, clang++, 17, clang)	2m 13s
linux (debian:bullseye, clang++, 20, clang)	2m 37s
linux (debian:bullseye, Release)	2m 38s
linux (debian:bullseye, clang++, clang)	1m 59s
linux (debian:bullseye, clang++, clang, std::string_view)	1m 52s
linux (debian:testing, clang++, clang)	2m 6s
linux (debian:experimental, clang++-14, clang-14)	1m 55s
	1h 10m 19s

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