Spray a baking dish with nonstick cooking oil and arrange chicken thighs in dish. Sprinkle with salt, pepper and Caribbean seasoning. In medium bowl, whisk the mango nectar with mustard and rosemary and slowly incorporate the orange olive oil until slightly thickened. Pour glaze over chicken, cover with foil and bake in a 350F oven for approximately 45 minutes or until juices run clear when pierced with a fork.