Post messages with format=flowed instead of format=fixed

Post messages with format=flowed instead of format=fixed
Remove unused code and fix NNTPCore::getLine

 message.func.inc.php |   17 ++++++++++++++++-
 message.inc.php      |    2 +-
 mimepart.inc.php     |    5 ++++-
 nntpcore.inc.php     |   18 +++---------------
 4 files changed, 24 insertions(+), 18 deletions(-)

git-svn-id: svn+ssh://murphy/home/svn/banana/trunk@245 9869982d-c50d-0410-be91-f2a2ec7c7c7b