Log Message:
updated to 1.442
took maintainership

ChangeLog:
1.442     2006-08-04
          correct body_set behavior to handle refs
          reformat changelog to standard PEP format
          completely horrible fix to prevent re-encoding of encoded text during
          creation

1.441     2006-11-28
          avoid warnings on part counting

1.440     2006-08-04
          don't make a singepart message if told to make a multipart

1.43      2006-07-13
          reliable ordering of content-type attributes (bug 9206)
          improve handling of one-part messages
          plan all tests