Added function to convert contours as numpy arrays as generated by skimage.measure.find_contours to polygonal labels.
Added function to convert contours as numpy arrays as generated by skimage.measure.find_contours to polygonal labels.

yuyu2172/image-labelling-tool,yuyu2172/image-labelling-tool,yuyu2172/image-labelling-tool,yuyu2172/image-labelling-tool