NEW: new function for motion correction of fMRI data
BUG: small bug
TEST: added test for sct_fmri_moco
REF: now displays nt
REF: renamed file
DOC: added info on usage()
NEW: new function to threshold data using OTSU
REF: removed debug mode
OPT: otsu segmentation now possible for sct_dmri_moco
NEW: added __init.py__
REF: fixed issue with file name with otsu
Merge branch 'master' into augustin