Assert that an image table has mappables.
Merge pull request #18 from yarikoptic/master

ENH: allow to unmask multiple "volumes" in one call
Generalize last assertion -- mappables, volume, and r must all be set.
Merge pull request #19 from lamber/master

Assert that an image table has mappables.
ENH: First draft of a testkraut-based regression test for a full analysis

If testkraut is not available no test run executed, and not failure is
reported.
Merge pull request #22 from hanke/enh/testkraut_integration

ENH: First draft of a testkraut-based regression test for a full analysis
Merge pull request #21 from yarikoptic/master

Various improvements
added sphere convolution
Merge branch 'master' of https://github.com/NeuroSynth/Neurosynth
ENH: make version available as __version__.

setup.py would exec the neurosynth/version.py where it should be defined
BF: emacs/vim modelines - indent to be effective + we do expand tabs