Xmanager

What's new in this version:

Changed:
- OpenPGP Key Manager will clear selected keys after a deletion is performed

Fixed:
- Update notification popups were still displayed after switching to another desktop workspace on Linux
- OpenPGP public key was not automatically attached after enabling encryption from reminder and default setting is "Do not encrypt"
- Importing OpenPGP keys stored in binary format failed
- Exporting an OpenPGP public key from Account Settings failed
- Saving encrypted OpenPGP attachments created corrupt files
- Receiving many OpenPGP keys in a single email caused Thunderbird to hang
- POP3 message download progress bar was not displayed
- OAuth2 authentication was not available when the mail domain did not match the OAuth provider domain
- OAuth did not work with some POP servers
- RSS feed URL links in headers panel could not be activated by keyboard
- Self-signed TLS certificates did not work with POP3 connections
- Non-ascii characters in passwords did not work with POP3 connections
- An error was not displayed when an incorrect password was entered for a POP3 account
- NNTP articles were not displayed in preview pane when a Primary Password was set
- NNTP articles did not download when the hostname of the server was not all in lower-case
- Saving NNTP messages to local disk failed
- Drag and Drop from Address Book into Compose window sometimes added unexpected contacts to the target
- "Default" label not shown for emails when editing a contact
- Contact Title, Role, and Organization fields could be displayed in the wrong order
- Contact birthdays on February 29 were displayed incorrectly in non-leap years
- Detection of photos in vCards improved
- Drag and drop contacts to another address book was not available
- Contacts stored in a Google CardDAV address book contained extra backslashes in text fields
- Contacts without First/Last/Display Names appeared blank in contact list
- Auto-attaching vCard and OpenPGP keys did not always work as expected
- Settings page used caused excessive CPU usage
- Calendar did not respect Date and Time Formatting in Settings
- OpenPGP Key Import wizard did not adapt to dark theme
- Various visual and theme improvements
- Various accessibility improvements