Move from_dt in update.rs to <T: GenericEvent> implementation
Move from_dt in update.rs to <T: GenericEvent> implementation

bvssvni/piston,oldmanmike/piston,axelmagn/piston,mitchmindtree/piston,getynge/piston,PistonDevelopers/piston,KevinFrans3/piston,Potpourri/piston,bvssvni/event,caldwell/piston,tempbottle/piston,bvssvni/piston,placrosse/piston,PistonDevelopers/piston