make names consistent and add ASLprep #155

Job	Run time
select-runner	6s
get-notebooks	8s
test-notebooks (functional_imaging/aslprep.ipynb)	16m 42s
test-notebooks (functional_imaging/deepretinotopy.ipynb)	16m 42s
test-notebooks (functional_imaging/fmriprep.ipynb)	16m 42s
test-notebooks (structural_imaging/freesurfer.ipynb)	16m 42s
test-notebooks (structural_imaging/qsmxt.ipynb)	5m 47s
test-notebooks (structural_imaging/sct_toolbox.ipynb)	2m 25s
test-notebooks (workflows/nipype_full.ipynb)	1m 55s
test-notebooks (workflows/nipype_short.ipynb)	5m 22s
build-structure	1s
	1h 22m 32s

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