Spanish (es_ES) translation

Attached are the pgadmin3.po and pgadmin3.mo files for spanish
language, with complete translation of new strings (10%).

CC'd is Diego Gil, who was the last maintainer.

We're using a Pootle server for various PostgreSQL related
translations, so anyone can help:
http://pootle.arpug.com.ar/pootle/es/pgadmin3/

Best regards

Mariano Reingart
Argentina PostgreSQL Users Group
http://www.arpug.com.ar/
http://www.arpug.com.ar/trac/wiki/Traducci%C3%B3n (translation info)