DOC: Update docs w/ last few PRs [docs only]
DOC: Update docs w/ last few PRs [docs only]

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