tpl files for dovecot2, mis-spelling SPECIAL-USE > SEPCIAL-USE
Ref:
/install/tpl/opensuse_dovecot2.conf.master
/install/tpl/fedora_dovecot2.conf.master
/install/tpl/debian6_dovecot2.conf.master
imap_capability=+SEPCIAL-USE XLIST
value should be SPECIAL-USE XLIST