[Dovecot] fts squat and dovecot-shared

[Anton Yuzhaninov]

It seems, that dovecot-shared ignored by fts squat and 
dovecot.index.search/dovecot.index.search.uids
created with wrong permissions. This makes squat unusable with symlinked shared 
maildirs.

--
WBR,
 Anton Yuzhaninov