Haskell interface to reCAPTCHA service; documentation

 reCAPTCHA (https://www.google.com/recaptcha/intro/) is a service that
 provides captchas for preventing automated spam in web applications, using
 the data people submit to digitize old books and newspapers.
 haskell-recaptcha provides functions for using reCAPTCHA in Haskell web
 applications.
 .
 This package provides the documentation for a library for the Haskell
 programming language.
 See http://www.haskell.org/ for more information on Haskell.