rem: void mergeRole      ( KABC::Addressee& entry, const KABC::Addressee& other) { entry.setRole( other.role() ); }
add: static void mergeRole      ( KABC::Addressee& entry, const KABC::Addressee& other) { entry.setRole( other.role() ); }
context:     void mergeRole      ( KABC::Addressee& entry, const KABC::Addressee& other) {        entry.setRole( other.role() );    }