[default.xlsx](https://github.com/szyhf/go-excel/files/4218302/default.xlsx) above xlsx file has a date type value `01/09/2019`, when i use `excel.Read()` function to decode the xlsx row to string slice, i got string value `43709` is there any way that i can get data types of each cell?