embedded IRC chat
link to irc on homepage
update translation script
ca "Català" translation #2236. Author: Don_Hertzfeldt.
ca "Català" translation #2237. Author: Joanot-Martorell. Buscar o cercar
pt "Português" translation #2238. Author: Neemias.
pt "Português" translation #2242. Author: Anonymous.
improve translation script: stop on cherry-pick failure