some cosmetic changes in circle.yml, with the aim at getting circle cache docker image and grasp artifacts
some cosmetic changes in circle.yml, with the aim at getting circle cache docker image and grasp artifacts

oesteban/preprocessing-workflow,poldracklab/preprocessing-workflow,oesteban/preprocessing-workflow,shoshber/fmriprep,chrisfilo/fmriprep,oesteban/fmriprep,poldracklab/fmriprep,poldracklab/preprocessing-workflow,oesteban/fmriprep,oesteban/fmriprep,poldracklab/fmriprep,poldracklab/fmriprep,shoshber/fmriprep