CMake

Merge pull request #1081 from jprhyne/gemmtrDoc #793

Job	Run time
coverage	7m 41s
memory-check	10m 27s
test-install-cblas-lapacke-without-fortran-compiler	5m 17s
test-install-release (macos-latest, -Wall -Wno-unused-dummy-argument -Wno-unused-variable -Wno-un...	26m 56s
test-install-release (macos-latest, -Wall -Wno-unused-dummy-argument -Wno-unused-variable -Wno-un...	28m 42s
test-install-release (ubuntu-latest, -Wall -Wno-unused-dummy-argument -Wno-unused-variable -Wno-u...	9m 24s
test-install-release (ubuntu-latest, -Wall -Wno-unused-dummy-argument -Wno-unused-variable -Wno-u...	10m 38s
test-install-release (windows-latest, -Wall -Wno-unused-dummy-argument -Wno-unused-variable -Wno-...	14m 32s
test-install-release (windows-latest, -Wall -Wno-unused-dummy-argument -Wno-unused-variable -Wno-...	14m 16s
	2h 7m 53s

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