Support for Guest Users
Adding the Option to Upload Windows Drivers and Raw Drivers to the Samba Server
Creating a mask in Zentyal to upload printer drivers to /var/lib/samba/printers/W32X86 or the like to stream the drivers in the printer installation in Win2k/XP/Vista from the Zentyal.
Add Support to Count Pages
This could be done in the printer logs (nPages * nCopies) in page_log CUPS log and then in the summarized report show total data.
Unlock jobs by hand
Using Option job-hold-until indefinite.