Read an fdf file in python

Hi @jtduda ,

A new version of itk-iofdf was released based on itk-5.2rc3. It can be installed with:

pip install --upgrade --pre itk-iofdf

Then,

import itk

imageio = itk.FDFImageIO.New()
image = itk.imread("M0slice002.fdf", imageio=imageio)