[Pkg-gmagick-im-team] Bug#549304: Licence again

[Bastien ROUCARIES]

According to http://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=17056&p=63524#p63524

>Actually I don't have a specific licence written out.
>
>But you can follow the same licence as ImageMagick.
>
>You are welcome to make a copy, others have. If you let me know the URL I will include a link
>on the top level page (under the logo).
>
>NOTE IM Examples is constantly being updated. As such you should think about methods of updating the copy you make.