public IEnumerable <AttendanceDTO> GetAttendances()
{
var attendances = attendanceRepo.FindAll();
List <AttendanceDTO> attendanceDTOs = new List <AttendanceDTO>();
Mapper.Initialize(c => c.CreateMap <DbSet <Attendance>, List <AttendanceDTO> >());
attendanceDTOs = Mapper.Map <List <AttendanceDTO> >(attendances);
return(attendanceDTOs);
}