Added processing of sieve files and changed format of maildir

src/mailsrv/assets/bin/mkvirt

@@ -19,3 +19,13 @@ postmap /etc/postfix/users
 cd /etc/postfix
 cat /vol/db/aliases.d/*.list > aliases
 postmap aliases
+
+### Sieve ###
+
+# copy users sieve to mail
+cd /vol/db/sieve.d
+for user in * ; do
+  rsync -vaSH ${user} /vol/mail/${user}/.dovecot.sieve
+done
+
+chown -R vmail:vmail /vol/mail

src/mailsrv/assets/dovecot/conf.d/10-mail.conf

@@ -27,7 +27,7 @@
 #
 # <doc/wiki/MailLocation.txt>
 #
-mail_location = maildir:~/Maildir:LAYOUT=fs
+mail_location = maildir:~/Maildir
 
 # If you need to set multiple mailbox locations or want to change default
 # namespace settings, you can do it by defining namespace sections.
@@ -46,7 +46,7 @@ namespace inbox {
   # Hierarchy separator to use. You should use the same separator for all
   # namespaces or some clients get confused. '/' is usually a good one.
   # The default however depends on the underlying mail storage format.
-  separator = /
+  separator = .
 
   # Prefix required to access this namespace. This needs to be different for
   # all namespaces. For example "Public/".