We have a spam problem

[Ryan Schmidt]

> On Sep 19, 2014, at 11:47 AM, petr wrote:
> 
>> - Implement a captcha per ticket #42484 [1]
> I guess a captcha would be acceptable for new or occasional users, but we should have be able to whitelist frequent contributors.
> 

#42484 was about getting captcha or something like it on the account registration page, not the new ticket page. And I think this is probably what we should start with.