COMP: set percision to 17 digits for writing out NRRD header.
BUG: Writing a work around for caudates in images where subjects have huge ventricles.
DEV: BCut candidateRegion Masking
BUG:  Fix passing postierorDictionary to BRAINSCut.
ENH: Instrument to avoid failure if dot is not available for tracking.
BUG: Fixed logic bugs in computing the candidateRegion for Caudate.
ENH:  Update to include Reference Atlas that contains linear caudate trianing models.
DEV: Add DataSink for STAPLE
Add the spherical coordinate generation to the BRAINSCut

A new module is added to the BRAINSCut that helps to design independent
tests for the spherical coordinate generation part of the BRAINSCut.
ENH: Adding template building
ENH: Added longitudinal Freesurfer processing
Merge pull request #167 from dmwelch/FSNipype

ENH: Added longitudinal Freesurfer processing
Merge pull request #168 from aghayoor/SphericalGenerationModuleForBRAINSCut

Add the spherical coordinate generation to the BRAINSCut
Merge pull request #166 from reginakim/DataSink_STAPLE

DEV: Add DataSink for STAPLE
COMP: use 17 digits of precision writing out doubles as text
Merge pull request #169 from Chaircrusher/DWIConvert_NRRD_Precision_Fix

Dwi convert nrrd precision fix