[CSS21] BOM vs HTTP charset

According to a bug on the HTML5 spec, there are Web compatibility issues  
with the current encoding sniffing algorithm (where the HTTP charset  
parameter overrides a BOM).

To maintain consistency, the CSS spec would need to change too.

https://www.w3.org/Bugs/Public/show_bug.cgi?id=15359

-- 
Øyvind Stenhaug
Core Norway, Opera Software ASA