CMake

Merge pull request #437 from lleoliang/docs/apriltag-detector-detect #289

Job	Run time
build (windows-latest, Release, cl, ON)	3m 4s
build (windows-latest, Release, clang, OFF)	3m 5s
build (windows-latest, Release, gcc, OFF)	3m 9s
build (ubuntu-latest, Release, gcc, OFF)	2m 24s
build (ubuntu-latest, Release, clang, ON)	2m 9s
build (windows-latest, Release, clang, ON)	3m 2s
build (windows-latest, Release, gcc, ON)	3m 32s
build (windows-latest, Release, cl, OFF)	3m 29s
build (macos-latest, Release, clang, ON)	1m 28s
build (ubuntu-latest, Release, clang, OFF)	2m 4s
build (ubuntu-latest, Release, gcc, ON)	2m 17s
build (macos-latest, Release, clang, OFF)	1m 31s
	31m 14s

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