Merge pull request #157 from magnusuMET/feature/options-flags #358

Job	Run time
mpi-runner	1m 29s
conda (ubuntu, conda-forge, stable)	52s
Address sanitizer	1m 25s
conda (windows, conda-forge, stable)	2m 33s
rustfmt	1m 0s
static builds (ubuntu-latest, stable)	1m 20s
conda (macos, conda-forge, stable)	55s
static builds (windows-latest, stable-msvc)	2m 33s
test apt (stable)	42s
static builds (windows-latest, stable-gnu)	2m 33s
test apt (beta)	46s
static builds (macos-12, stable)	2m 38s
test apt (nightly)	42s
static builds (macos-latest, stable)	1m 38s
	21m 6s

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