Fans of former soap stars Barbara Niven (ex-Liz Coleman Reynolds, “One Life to Live,” ex-Branda Dickerson, “The Bold and the Beautiful”) and Dylan Neal (ex-Dylan Shaw, “B&B”) might be thrilled about the actors’ latest project: They’ve both been cast as series regulars alongside Andie MacDowell ((“Four Weddings and a Funeral,” “Groundhog Day”) in Hallmark Channel’s new primetime series, “Debbie Macomber’s Cedar Cove!”