Update a compiler warning about size promotion on a 64-bit machine and update a pragma mark.
Update a compiler warning about size promotion on a 64-bit machine and update a pragma mark.

thefuntasty/TFCalendar,pengleelove/PDTSimpleCalendar,duanhjlt/PDTSimpleCalendar,ybbaigo/PDTSimpleCalendar,SampleLiao/PDTSimpleCalendar,msdgwzhy6/PDTSimpleCalendar,adonoho/PDTSimpleCalendar,z514306470/PDTSimpleCalendar,gagansingh/PDTSimpleCalendar,archfear/PDTSimpleCalendar,RyanTech/PDTSimpleCalendar,AlexanderMazaletskiy/PDTSimpleCalendar,AlanJN/PDTSimpleCalendar,asd197203/PDTSimpleCalendar,13983441921/PDTSimpleCalendar,hanangellove/PDTSimpleCalendar,GangWang/PDTSimpleCalendar,leasual/PDTSimpleCalendar,MrZhuGe/PDTSimpleCalendar,makingspace/PDTSimpleCalendar,wjszf/PDTSimpleCalendar,z8927623/PDTSimpleCalendar,Magnat12/PDTSimpleCalendar,hanhailong/PDTSimpleCalendar,MichelleTessier/PDTSimpleCalendar,hejunbinlan/PDTSimpleCalendar,BlessNeo/PDTSimpleCalendar,jivesoftware/PDTSimpleCalendar,wushenchao/PDTSimpleCalendar,markGilchristBookingBug/PDTSimpleCalendar,scorpiozj/PDTSimpleCalendar,keleyundou/PDTSimpleCalendar