test to handle this case

* use of browser 2
* choose between videos version (ie: subtitles or not)
* support of cinema.arte.tv

Bezleputh authored May 13, 2013 and Romain Bignon committed May 28, 2013

Signed-off-by: Bezleputh <carton_ben@yahoo.fr>
Signed-off-by: Romain Bignon <romain@budget-insight.com>

There is now a "latest" collection (or "latest_nsfw").
The feature didn't look much used, since it didn't work on many
backends.
Using collections will make it easy to support other things
like most viewed, featured, etc.
As a bonus, I added tests for every backend with the feature.