Roll back nitime dependency removal
Roll back nitime dependency removal

Although it should be handled by nipype, we are not interested in installing it with the nipy extras which include dipy.
oesteban/fmriprep,oesteban/preprocessing-workflow,oesteban/fmriprep,poldracklab/preprocessing-workflow,poldracklab/fmriprep,poldracklab/fmriprep,oesteban/fmriprep,oesteban/preprocessing-workflow,poldracklab/preprocessing-workflow,poldracklab/fmriprep