kohana/core — pull request #245 by jerfowler (2012-04-26 20:57:05+00:00)
Title: 3.2/develop

Normalize the Accept-Language header so it matches on upper-cased country codes (en-US). This happens in Internet Explorer (9), Safari on Windows.

Fixes: http://dev.kohanaframework.org/issues/4502

Modified tests to check for this scenario.