[SAC] mantra-based user registration

[Sandro Santilli]

On Sat, May 14, 2016 at 12:56:37PM +0200, Sandro Santilli wrote:
> I've implemented my mantra-based idea to re-enable
> user registration. Could you please review the
> page and tell me if you're ok with switching the
> default user registration form to that ?
> 
> https://www.osgeo.org/cgi-bin/ldap_create_user2.py

I'm actually thinking that with the mantra-based
approach we could also drop the captcha, so there's
no need to let Google know about OSGeo activities...

--strk;