Update dovecot configuration

install/deb/dovecot/conf.d/10-mail.conf

@@ -2,3 +2,7 @@ mail_privileged_group = mail
 mail_access_groups = mail
 mail_location = maildir:%h/mail/%d/%n
 pop3_uidl_format = %08Xu%08Xv
+
+mailbox_list_index = yes
+mailbox_idle_check_interval = 30 secs
+maildir_copy_with_hardlinks = yes

install/deb/dovecot/dovecot.conf

@@ -37,8 +37,8 @@ namespace {
     }
 
     mailbox Junk {
-        special_use = \Junk
         auto = no
+        special_use = \Junk
     }
 
     mailbox Sent {
@@ -47,12 +47,12 @@ namespace {
     }
 
     mailbox "Sent Mail" {
-        special_use = \Sent
         auto = no
+        special_use = \Sent
     }
     
     mailbox "Sent Messages" {
-        special_use = \Sent
         auto = no
+        special_use = \Sent
     }
 }