Merge pull request #442 from SimonKagstrom/ci-on-non-x86-linux #333

Job	Run time
Build and test Linux executable (amd64)	4m 8s
Build OSX executable (macos-latest)	54s
Build and test Linux executable (armv7)	14m 54s
Build and test FreeBSD executable	4m 15s
Build and test Linux executable (aarch64)	13m 48s
Build and test Linux executable (ppc64le)	15m 17s
Build and test Linux executable (riscv64)	15m 37s
Build and test Linux executable (i386)	2m 44s
Build and push to Docker Hub	21m 57s
	1h 33m 34s

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