updated application to avoid crop if loss_border is 0, to partially solve the issue of cropping when regressed value is 1x1x1
updated application to avoid crop if loss_border is 0, to partially solve the issue of cropping when regressed value is 1x1x1

NifTK/NiftyNet,NifTK/NiftyNet,NifTK/NiftyNet,NifTK/NiftyNet