rem: void mergeKeys      ( KABC::Addressee& entry, const KABC::Addressee& other) { entry.setKeys( other.keys() ); }
add: static void mergeKeys      ( KABC::Addressee& entry, const KABC::Addressee& other) { entry.setKeys( other.keys() ); }
context:     void mergeKeys      ( KABC::Addressee& entry, const KABC::Addressee& other) {        entry.setKeys( other.keys() );    }