It’s hard to take anything much from a scrimmage. It’s, for lack of a better way of putting it, a glorified practice. Yet, for the St. Edmund Blue Jays, last Friday’s scrimmage against Acadiana Renaissance Charter Academy gave head coach James Shiver answers in some crucial areas as they prepare for this Friday’s matchup against district rival Catholic-Pointe Coupee in the Joe Nagata Memorial Ja…