CMFileManger : FR translation

-Add new translation line 291 and clean file
Patch Set 2 : correction
Patch set 3 : rebase, clean strings.xml file and add plurals.xml file
Patch set 4 : rebase, new translation in plurals.xml file
Patch set 5 : correction, thks Imfloflo.

Change-Id: I6664ca58bf57a5eb1dd64662a9e3d79aa895507f
Merge "CMFileManger : FR translation" into cm-10.1