We can now do this since we finally switched to PHP 5.3 for MW 1.20 and get rid of the silly dirname(__FILE__) stuff :)
Change-Id: Id9b2c9cd2e678197aa81c78adced5d1d31ff57b1
Articles containing [[es:Plantilla:Ficha_de_película]] showed the categories at the bottom, but were
not in categorylinks (solved by a doing a null edit to the template and waiting for the job queue, but
how did that situation happen to begin with?).