first version released for scrutiny.
change in the build, and a few changes made to the documentation
Support added for Jndi lookup of Session and MimePartDataSource object. Message is sent by a thread.
To, Cc and Bcc tags changed to a set and add version to allow the addition of a single address to an already created list. Send and error tags added to make it possible for wrongly set addresses to be dealt with by the page author.
Support added for sending attachments in the mail.