Hytek Roster Import template updated

I have updated the Hytek Roster Import template.  The Year/Grade has been changed from the FR, SO, JR, and SR  to the numerical value of 9, 10, 11, 12

I have updated the Hytek Roster Import template.  The Year/Grade has been changed from the FR, SO, JR, and SR  to the numerical value of 9, 10, 11, 12