Subject: bug#9520: 24.0.50; hide<->show feature of RMAIL's MIME handling is broken

From: Glenn Morris <[email-masked]>
Date: Tue, 15 Nov 2011 21:47:49 -0500

Bisected to this commit:

revno: 105643
committer: Eli Zaretskii <[email-masked]>
branch nick: trunk
timestamp: Sat 2011-09-03 11:44:16 +0300
message:
  Fix display by Rmail of bidirectional text in MIME email messages.
  
   lisp/mail/rmailmm.el (rmail-mime-insert-tagline): Insert an extra
   newline before and after the tag line, so it doesn't interfere
   with determining the paragraph direction of bidirectional text.