changed from auto detect structure.
changed from auto detect structure.

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