[imp] Patch for drafts and sent folders

[Chuck Hagenbuch]

Quoting Lachlan Cameron-Smith <lachlan.cameronsmith@adelaide.edu.au>:

> I've coded up a patch against IMP 3.1 which changes the "From" column
> heading in the mailbox view to "To" in the drafts and sent folders,
> removes the leading "To:" to allow searching on the To address, and
> sorts by the To address in the drafts and sent folders if the
> preferences are set to sort on the From address.

I'm not sure if folks want this committed to RELENG_, but if you send a
patch against HEAD I'd be happy to take a look at it.

-chuck

--
Charles Hagenbuch, <chuck@horde.org>
"People ask me all the time what it will be like living without otters."
 - Google, thanks to Harpers