[imp] imp CVS, hordeauth / auto login and secure request token checker thing

[Liam Hoekenga]

Quoting Chuck Hagenbuch <chuck at horde.org>:

> Quoting Liam Hoekenga <liamr at umich.edu>:
>
>> As of today's CVS update, this issue seems to have gone away.
>> What's changed?
>
> This, I think:
> http://cvs.horde.org/co.php?r=1.161&f=imp%2Flib%2FSession.php

That was indeed the fix.  I grabbed the copy tagged FRAMEWORK_3 and  
added it to our RC3 installation, and we no longer get the "malicious  
request" error message.

Yay!

Liam