2011/767/EU: Council Decision of 27 October 2011 on the conclusion of the Agreement in the form of an Exchange of Letters between the European Union and New Zealand pursuant to Article XXIV:6 and Article XXVIII of the General Agreement on Tariffs and Trade (GATT) 1994 relating to the modification of concessions in the schedules of the Republic of Bulgaria and Romania in the course of their accession to the European Union