With John Calipari heading off the Arkansas, not only is the Big Blue Nation waving goodbye to their men’s basketball head coach of the last 15 years, but they’re also losing the woman who stood next to him through it all. Ellen Calipari has done plenty for the state of Kentucky since she and John arrived in Lexington in 2009. Yes, referring to her husband as “roommate” and making brownies for all of the player’s birthdays will stand out (remember when she made fun of John for not knowing how to work a drill?), but she also helped found The Calipari Foundation and has been a key piece to the a…