rem: void               setRecurAnnualByDate(int freq, const QValueList<int>& months, int count) { setRecurAnnualByDate(freq, months, -1, count, QDate()); }
add: void               setRecurAnnualByDate(int freq, const QValueList<int>& months, bool feb29, int count) { setRecurAnnualByDate(freq, months, feb29, count, QDate()); }
context: 		void               setRecurAnnualByDate(int freq, const QValueList<int>& months, int count)		                                           { setRecurAnnualByDate(freq, months, -1, count, QDate()); }