[whatwg] img copyright attribute

[Jonny Barnes]

2010/1/10 will surgent <willeom at gmail.com>:
> It would be nice if there was a copyright attribute for the HTML 5 img tag.
> This would make it easy for users and search engines to filter out images
> that can not be used for certain purposes.
>

Or maybe a license attribute instead, that would include copyrighted
work and stuff licensed under some CC or alternative.