imap/2743: new status_format items to show quota (used/max) in IMAP server

[regrado@xxxxxx]

>Number:         2743
>Notify-List:    
>Category:       imap
>Synopsis:       new status_format items to show quota (used/max) in IMAP server
>Confidential:   no
>Severity:       normal
>Priority:       medium
>Responsible:    mutt-dev
>State:          open
>Keywords:       
>Class:          change-request
>Submitter-Id:   net
>Arrival-Date:   Tue Feb 06 20:53:26 +0100 2007
>Originator:     Rado S
>Release:        
>Organization:
>Environment:
>Description:
Some IMAP servers advertize QUOTA ability, mutt could display that value in 
status_format with %q used of %Q limit.
>How-To-Repeat:
>Fix:
>Add-To-Audit-Trail:

>Unformatted: