[Dovecot] vpopmail "last auth" question

[Max A.]

> > I been noticing that dovecot isn't updating when the user last  
> > logged in.. and I can't seem to figure out why.  I also can't seem  
> > to find anything in the archives about it.. so am I the only one?
> ..
> > I'm wondering how I could get the 'last auth' to populate like it  
> > used to w/ courier.
>
> The attached patch should add it.
>   
This code will be included in an official branch?