Merge pull request #235 from rust-osdev/tags #1049

Job	Run time
build (msrv) / rust	17s
build (stable) / rust	38s
build (nightly) / rust	28s
build no_std (msrv) / rust	22s
style (msrv) / rust	25s
style (nightly) / rust	28s
tests with miri (nightly) / rust	1m 40s
build no_std (nightly) / rust	32s
build no_std (stable) / rust	22s
build no_std (stable) [Windows] / rust	1m 39s
style (stable) / rust	36s
build no_std (stable) [w/o builder] / rust	27s
	7m 54s

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