UnionOfRAD/lithium — pull request #683 by L-P (2012-11-19 09:53:06+00:00)
Title: Fix Accept-Language extraction in g11n\Locale.

Quality values were not properly checked, per RFC they can be any floating
point 0 ≤ q ≤ 1. The regex expected that 0 < q < 1.
See [RFC 2616 section 3.9. Quality Values.](https://pretty-rfc.herokuapp.com/RFC2616#quality.values)