5.0 address book backup beep bugs client color cut mark Default domino drag Feature Request filter Filters Folder Folder view freezing GMAIL GnuPG hangs html ICS calendar outlook IMAP imap macros Messages New message html notes OpenPGP Opera import Outlook pgp decryption Plug-ins preview recover reinstall reply restore rss SEARCH signature SMTP SPAM synchronize Templates threads undeliverable upgrade utf8 win10 install restore