ANTs visualization module
correcting typos
A bugfix for #969
added example files
bug fixed in ConvertScalarImageToRGB
node test passed, to do: interface test
Fixed output names for antsCorticalThickness.sh
Fixed missing dot
Corrected Freesurfer SegStats

Corrected Freesurfer SegStats _list_outputs to avoid error if
summary_file is undefined (issue #994)
Updated CHANGES
DOC: Update class name in pipeline.py docstring

It looks like `Workflow` was once named `Pipeline`, and this got changed everywhere but the module docstring.
Merge pull request #997 from ischwabacher/patch-1

DOC: Update class name in pipeline.py docstring
Merge pull request #971 from oesteban/bug/fix969

A bugfix for #969
Merge pull request #966 from armaneshaghi/antsVisualization

ANTs visualization module
Merge pull request #996 from blakedewey/master

Corrected Freesurfer SegStats
Merge remote-tracking branch 'origin/fix/antsCorticalThickness'
Fixed segmentation bugs