BBcode documentation

[james <jamesm bluebottle com>]

Hi guys, just a rough draft of the BB code documentation.  Let me know 
if any changes should be made to the documenation, or the code itself.

James

[url=http://www.example.com]text for url[/url]
[img]http://www.example.com/example.jpg[/img]

[list]
[*]Bullet[/*]
[**]Indented bullet[/**]
[**]Indented bullet[/*]
[*]Another Bullet[/*]
[/list]

[b]Strong text[/b]
[u]underlined text[/u]
[i]italicized text[/i]
[color="red"]Red text[/color]
[size="7"]Size 7 text[/size]
[mail="test example com]mailto link text[/mail]
[code]if (2+2 == 5) die();[/code]
[quote]a quote[/quote]