-Update from WebTranslator v3.0:
catalan - 3 changes by juanjo
croatian - 1 changes by VoyagerOne
romanian - 19 changes by kitguyy
russian - 6 changes by Lone_Wolf
spanish - 2 changes by SilverSurferZzZ


git-svn-id: http://svn.openttd.org/trunk@27019 6aa0318a-3be1-0310-93fa-89fd2396df07