Fix the new nii.gz bug
Fix the new nii.gz bug

gallantlab/pycortex,CVML/pycortex,gallantlab/pycortex,CVML/pycortex,CVML/pycortex,CVML/pycortex,gallantlab/pycortex,gallantlab/pycortex,CVML/pycortex,smerdis/pycortex,gallantlab/pycortex,smerdis/pycortex,smerdis/pycortex,smerdis/pycortex,smerdis/pycortex