download additional imgraft demo data


This code will download additional demo data from the website provided that it has not already been downloaded.

inputs: Package can be: 'cias', 'practise', or 'imcorr'

outputs: targetdir is the location of the downloaded files.

ImGRAFT - An image georectification and feature tracking toolbox for MATLAB Copyright (C) 2014 Aslak Grinsted (