plone.app.multilingual/issues/41

So I am not very familiar with the archticture and some more :-)
but at least it works for me.
please check carefully ;-)

+        # fgr: when location query can be a list (for now maybe only in oldstyle collections 
+        # but I expect new style collections may get the option of multiple paths as well
+        # in that case no SHARED_NAME needs to be added, because the path criterions are 
+        # defined either with languagefolder or language neutral context already.
+        # may be this fix is somewhat dirty ... -fgr