NEW FILE: differential calculus for images
NEW FILE: module for motion correction (hey, still working on this ...)
game over: realignmet @ la spm
minor fixes
spm_realign.py: fine
REFACTOR: refactored code for motion correction (class, sub-modules, etc.)
BUGFIX: gm and wm were not listed in json output files
Merge branch 'master' of https://github.com/dohmatob/pypreprocess
utility modules for motion correction
moved spike code to prod
BUGFIX: fixed endless recursion bug in fetch_fsl_feeds(...)
ENH: added nyu and fsl feeds demos +  automatic demo runner
fixed some typos
minor fixes
minor modifs (small alex's comment on commit 909e7ce)
spm_multimodal script for alex
fixed bug in contrast values
renames file
minor changes
REFACTOR: refactored some fetchers