UV Unwrapping in 2.47 , tutorials, documntation ?

Hi , i need to know all i can know about uv unwrapping and mapping in 2.47 ,

is this documentation up to date for 2.47 ? http://wiki.blender.org/index.php/Manual/UV_Unwrapping_And_Texturing

Do you know any tuts on the new uv tools and workflow in 2.47 ? thanx