By THÉRÈSE MARGOLIS     Five years after the military ouster of the Muslim Brotherhood-backed government of Muhammad Morsi and the subsequent election of ironman Abdel Fattah al-Sisi, who led the overthrow, Egypt celebrates the 66th anniversary of the country’s 1952 revolution on Monday, July 23. Here in Mexico, Egyptian Ambassador Yasser Morad and his wife Ghada Alsahsah marked the occasion early