Pass imaptest

All scripted imaptest tests should pass.

## Tests
- [x] append
- [ ] append-binary (#2)
- [ ] atoms
- [ ] catenate (#2)
- [ ] catenate-multiappend (#2)
- [x] close
- [x] copy
- [ ] esearch
- [ ] esearch-condstore (#2)
- [ ] esort (#2)
- [x] expunge
- [x] expunge2
- [x] fetch (#2)
- [ ] fetch-binary-mime (#2)
- [ ] fetch-binary-mime-base64 (#2)
- [ ] fetch-binary-mime-qp (#2)
- [ ] fetch-body
- [ ] fetch-body-message-rfc822
- [ ] fetch-body-message-rfc822-mime
- [ ] fetch-body-message-rfc822-x2
- [ ] fetch-body-mime
- [ ] fetch-bodystructure
- [ ] fetch-envelope
- [ ] id (#2)
- [x] list
- [ ] listext
- [x] logout
- [x] move
- [ ] multiappend (#2)
- [x] mutf7
- [ ] nil
- [ ] notify (#2)
- [x] pipeline
- [ ] search-addresses
- [ ] search-body
- [ ] search-context-update (#2)
- [ ] search-context-update2 (#2)
- [ ] search-context-update3 (#2)
- [ ] search-date
- [ ] search-flags
- [ ] search-header
- [ ] search-partial (#2)
- [ ] search-sets
- [ ] search-size
- [x] select
- [ ] sort-addresses (#2)
- [ ] sort-arrival (#2)
- [ ] sort-date (#2)
- [ ] sort-display-from (#2)
- [ ] sort-display-to (#2)
- [ ] sort-partial (#2)
- [ ] sort-size (#2)
- [ ] sort-subject (#2)
- [x] store
- [ ] subscribe
- [ ] thread (#2)
- [ ] thread-orderedsubject (#2)
- [ ] thread-orderedsubject2 (#2)
- [ ] thread2 (#2)
- [ ] thread3 (#2)
- [ ] thread4 (#2)
- [ ] thread5 (#2)
- [ ] thread6 (#2)
- [ ] thread7 (#2)
- [ ] thread8 (#2)
- [x] uidplus
- [x] uidvalidity
- [x] uidvalidity-rename
- [ ] urlauth (#2)
- [ ] urlauth-binary (#2)
- [ ] urlauth2 (#2)

Inizia eseguendo la suite imaptest tramite lo script e verifica i casi contrassegnati e non contrassegnati elencati in questa issue. Esamina gli scenari IMAP che falliscono, quindi conferma che tutti i test elencati passino.

Scritto dal modello di indicizzazione a partire dal testo della issue.