Richardson may still get $3.1 million parting gift from Colts

The Colts have released running back Trent Richardson, who’ll technically pass through waivers because he has yet to complete four years of NFL service. It’s a formality; no one will claim him because he’s due to receive $3.184 million in 2015.  For now, however, the money possibly isn’t guaranteed.  The suspension imposed on Richardson by…