Remove moz and webkit prefixes from border-radius and box-shadow
Remove IE6 CSS hacks
Move bbcode install function into a class
Move as much CSS into BBCodes as possible

pre
strike
sub
sup
marq
spoil
offtopic
mod
nfo
Add Kickstarter to BBVideo
Comments and white space changes
Update Arabic translation
Update minified JS and CSS files
Increment to 3.1.0-b3