Changed sort_order validations to avoid having users guess an unclaimed sort-order value to make a new category
Changed sort_order validations to avoid having users guess an unclaimed sort-order value to make a new category

Amalanag/reservations,YaleSTC/reservations,YaleSTC/reservations,YaleSTC/reservations,YaleOutdoors/reservations,Amalanag/reservations,YaleOutdoors/reservations,Amalanag/reservations,YaleOutdoors/reservations