SYContactsPicker 介绍
SYContactsPicker contacts contactsPicker 通讯录读取及展示demo，适配iOS9，详情请看demo
使用方法：
SYContactsPickerController *vcContacts = [[SYContactsPickerController alloc] init]; vcContacts.delegate = self; [self presentViewController:vcContacts animated:YES completion:nil];
效果如下：
