REPORT: Add FunctionalSummary interface
REPORT: Add FunctionalSummary interface

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