Added readimage function and changed data printing format
Added readimage function and changed data printing format

danforthcenter/plantcv,AntonSax/plantcv,danforthcenter/plantcv,danforthcenter/plantcv,stiphyMT/plantcv,stiphyMT/plantcv,jshoyer/plantcv,AntonSax/plantcv,stiphyMT/plantcv,jshoyer/plantcv