Update img/popups.xml

I have moved all free translation that I had made to the French alternate genre section in order to keep a clean translation.  I will update the PO on launchpad.
Update img/popups.xml
Update img/popups.xml.in

My mistake I had updated the wrong popups.xml.
Merge pull request #133 from jrbastien/patch-4

Update img/popups.xml