Today anchor Craig Melvin exclusively told E! News that it’s been “bittersweet” as they get ready for Hoda Kotb’s Jan. 10 departure: “Everyday it’s just a rollercoaster of emotions.” Craig Melvin will be missing Hoda Kotb today and everyday. The NBC anchor—who will be replacing Hoda after her final appearance on Today Jan. 10—shared what it’s been like as the…