Sync PostGIS (7.x-1.0) - en to gl translation catalogue (2 entries)

en: Cannot add index %name to table %table: table doesn't exist.
gl: Non se puido engadir o índice %name a táboa %table: a táboa non existe.

en: Cannot add index %name to table %table: index already exists.
gl: Non se puido engadir o índice %name a táboa %table: o índice xa existe.
