fixed #722
regenerated tests
Merge pull request #740 from chrisfilo/fix/volreg

fixed #722
enh: provide some clue for fmri_openfmri cmdline arguments values
enh: updated from upstream
enh: enabled provenance tracking and multicore execution
fix: provenance tracking improvements with hash generation
Merge pull request #742 from yarikoptic/master

enh: provide some clue for fmri_openfmri cmdline arguments values
Merge pull request #743 from satra/fix/prov

Fix/prov
Update .travis.yml
Fixed Frontiers citation
Update indexsidebar.html
Merge pull request #744 from apdavison/patch-1

Fixed Frontiers citation