imap-d should implement IMAP extensions

[Laeeth]

• LITERAL+
• ID
• ENABLE
• ACL
• RIGHTS=kxten
• QUOTA
• MAILBOX-REFERRALS
• UIDPLUS (partial implementation so far)
• NO_ATOMIC_RENAME
• UNSELECT
• MULTIAPPEND
• BINARY
• CATENATE
• CONDSTORE
• SEARCH=FUZZY
• SORT
• SORT=DISPLAY
• SORT=UID
• THREAD=ORDEREDSUBJECT"
• THREAD=REFERENCES
• THREAD=REFS
• ANNOTATE-EXPERIMENT-1
• METADATA
• LIST-EXTENDED
• LIST-STATUS
• LIST-MYRIGHTS
• LIST-METADATA
• WITHIN
• QRESYNC
• SCAN
• XLIST
• MOVE (should be implemented)
• SPECIAL-USE
• CREATE-SPECIAL-USE
• DIGEST=SHA1
• X-REPLICATION
• STATUS=SIZE
• OBJECTID
• SAVEDATE
• X-CREATEDMODSEQ
• PREVIEW=FUZZY
• XAPPLEPUSHSERVICE
• LOGINDISABLED
• XCONVERSATIONS
• COMPRESS=DEFLATE
• X-QUOTA=STORAGE
• X-QUOTA=MESSAGE
• X-QUOTA=X-ANNOTATION-STORAGE
• X-QUOTA=X-NUM-FOLDERS
• XMOVE

[otrho]

Incrementing vote for LIST-STATUS to improve startup time when wanting to get unread counts for entire accounts upon login.

https://tools.ietf.org/html/rfc5819