-Update from WebTranslator v3.0:
catalan - 2 changes by juanjo
english_US - 5 changes by Supercheese
brazilian_portuguese - 19 changes by Tucalipe
russian - 3 changes by Lone_Wolf
spanish - 2 changes by SilverSurferZzZ


git-svn-id: http://svn.openttd.org/trunk@26949 6aa0318a-3be1-0310-93fa-89fd2396df07