robfig/revel — pull request #491 by dajohi (2014-01-29 16:30:03+00:00)
Title: fix panic on certain browsers doing view source.

renderArgs[CurrentLocaleRenderingArg] is not always a string, so
type check it. On view source, renderArgs[CurrentLocaleRenderingArg]
was a nil interface{} with a msg of "404.notFound"