ENH: Build ITKHigherOrderAccurateGradient on CircleCI
ENH: Build ITKHigherOrderAccurateGradient on CircleCI

KitwareMedical/ITKUltrasound,thewtex/ITKUltrasound,KitwareMedical/ITKUltrasound,KitwareMedical/ITKUltrasound,thewtex/ITKUltrasound,thewtex/ITKUltrasound