AFRICAN MIRROR REPORTER THE ill-treatment of world acclaimed South African soprano Pretty Yende at the hands of the French Police has become a diplomatic incident. The South African government has summoned France's Ambassador to SA to convey its displeasure at the treatment of Yende at the Charles de Gaulle International Airport on Monday. According to SA's Department of International Relations and Co-operation (DIRCO), the SA Embassy in Paris has also written to the French authorities, seeking an explanation and requesting a thorough investigation into the matter. Yende was detained at the Charles De Gaulle International Airport based on an allegation…