iocast/bottle-i18n — pull request #2 by seenxu (2014-08-21 10:38:36+00:00)
Title: the user defined default language shall be used if there is no language had beed specified in url.

...code

had beed specified in url. for example, user A request `/de`, and user B request
`/`, A shall now see the page in german, B shall read the page in default language,
without this patch, B sees page in german, too