Import EML and MBOX

Version 12 introduces support for importing a single email from an "EML" file and also significantly improves "MBOX" import to access a mailbox of emails.

Import a single element from the email such as the sender.

Import the whole message summary.

MBOX can store a complete mailbox, which is a collection of emails. Import the number of emails stored in the mailbox.

Import emails from an MBOX one at a time.