added CAPTCHA advice to alt text section in HTML 5.1

Hi all,

I have resolved a long outstanding bug [1] by adding a section on captcha
images to HTML 5.1 alt text section [2]

please review at your leisure, feedback welcome and appreciated.


[1] https://www.w3.org/Bugs/Public/show_bug.cgi?id=9216
[2]
http://www.w3.org/html/wg/drafts/html/master/embedded-content-0.html#captcha-images

-- 
with regards

Steve Faulkner

Received on Saturday, 9 February 2013 11:22:01 UTC