Remove old nipy-based normalization report functions
Update anatwarp and run_warp for ANTS
Update old fnirt workflow style
Move normalization option to project-level definition
Rename ants affine to match FLIRT output
Add simple file manipulation function
Call FLIRT/FNIRT approach to registration 'fsl'
Add abstracted function for submitting to command line
Narrower warp report and fix environ bug
Rewrite reg transform interface and add ANTS
Add release note on ANTS
Be safer about runtim returncode
Add ANTS and other info to README
Merge pull request #30 from mwaskom/ants_warp

Use ANTS for volume normalization