ENH: for ANTsR , use writeimage
ENH: N4 for ANTsR
ENH: antsAffInit for ANTsR
ENH: Laplac & Grad needed Update
ENH: antsApplyTransforms.cxx pixeltype from double to float
ENH: Adding QA/QC to use with abp pipeline.
WIP: KelKap ReadWrite
BUG: DiReCT debugging done for now

DiReCT does not work w/ANTsR, unknown reason more testing
is needed.
ENH: Adding time-series input option
ENH: Identify transforms if none passed
ENH: ResampleImageBySpacing.cxx for ANTsR-need Update()