Email_address module now has a to_string_utf8 function to generate a UTF-8 encoded representation of an email addressEmail_simple.all_attachments and Email_simple.map_attachments: Added optional include_inline_parts parameter to control whether to attempt to interpret inline parts as attachmentsEmail_date.rfc822_date now accepts an optional zone parameter which determines what timezone to use in the output stringMoved from janestreet-alpha