Updated mediawiki/extensions
Project: mediawiki/extensions/ContentTranslation  1a9d7b39c3571e6ad1e5c14e0c8ab5621cfe8244

Make it possible to choose source and target languages

* URL param 'from' to specify source language. Default value is wgContentLanguage
* URL param 'to' to specify target language. Default value is wgUserLanguage

Change-Id: I12b1d158d19a934cf69aacae80c8f9a906c8e2b1