custom brainmask inputs
-custom brainmask (e.g. from BEaST pipeline) can be specified with --in_brainmask_dir
-bugfixes for atlas symlinks that caused issues with group-based analysis
-custom brainmask (e.g. from BEaST pipeline) can be specified with --in_brainmask_dir
-bugfixes for atlas symlinks that caused issues with group-based analysis