There have been a couple of updates to the message posting code.
You can now post items as:
bold = with <b>bold</b>
italic = with <i>italic</i>
underline = with <u>underline</u>
The system is strict. You must close your tags correctly, and you can not nest tags, so none of the following will be allowed:
There is also a new button named "Quote Original Message" on the reply forms. This will suck in the post that you are replying too, allowing you to comment on it.