96/623/EC: Council Decision of 25 October 1996 on the conclusion of the Agreement in the form of an Exchange of Letters concerning the provisional application of the Protocol establishing the fishing opportunities and the financial contribution provided for in the Agreement between the European Economic Community and the Government of the Democratic Republic of São Tomé e Príncipe on fishing off the coast of São Tomé e Príncipe for the period 1 June 1996 to 31 May 1999