IMAP: auth_http

[Grant]

>> nginx seems to require being pointed to an HTTP server for imap
>> authentication.  Here's the protocol spec:
>>
>> http://wiki.nginx.org/MailCoreModule#Authentication
>>
>> Is the idea to program this server yourself or does a server like this
>> already exist?
>
> It's usually a script written individualy for a specific system.
> Some samples may be found on the wiki, e.g. here:
>
> http://wiki.nginx.org/ImapAuthenticateWithApachePhpScript

In that case I request for nginx's imap proxy to function more like
imapproxy which is easier to set up.

- Grant