Log Message:
Update wbm-cyrus-imapd to 1.6.

Current version: 1.6, 2007-05-04
Supported languages: italian, english, german (partial)

 * Start/stop the Cyrus server;
 * Activates/deactivates services (imap, imaps, pop3, sieve etc.)
 * Configures the main IMAP parameters;
 * Manage IMAP partitions;
 * Creates and deletes mailboxes and folders;
 * Manage virtual domains;
 * Copies a mailbox to another, renames and moves mailboxes and subfolders;
 * Sets default quota for new mailboxes;
 * Edit and remove quotas on mailboxes;
 * Displays the size, the quota and the number of messages for each mailbox or \ 
folder;
 * Assigns and removes permissions (ACLs) for any user
 * Reconstruct the mailboxes DB;
 * Optionally synchronizes the creation and deletion of mailboxes with the \ 
system account management in the appropriate standard module of Webmin
 * Accepts international characters (UTF-8) in mailbox names
 * Automatically checks for updates