email: Decode MIME entities without headers.

* email/email.scm (email->headers+body): If there are no headers,
return "" as headers not an eof-object.
(parse-email-body): Parse headers of parent entity or email to
parse-mime-entity.
(add-default-mime-entity-headers): New function.
(parse-mime-entity): Use add-default-mime-entity-headers instead of
add-default-headers. Handle MIME entities without headers.
* tests/email.scm ("decode MIME entity without headers"): New test.

0 files changed, 0 insertions, 0 deletions