fixed issue#64, add attachments region in message content view

git-svn-id: https://svn.apache.org/repos/asf/james/hupa/trunk@1522384 13f79535-47bb-0310-9956-ffa450edef68
Quick fix to make the project compile

git-svn-id: https://svn.apache.org/repos/asf/james/hupa/trunk@1522385 13f79535-47bb-0310-9956-ffa450edef68