Mental health and retardation services created by the provisions of Kan. Stat. Ann. § 75-5308b is hereby abolished and all of the powers, duties and functions of such division are transferred to and conferred and imposed upon mental health and developmental disabilities established pursuant Kan. Stat. Ann. § 75-5308e, and amendments thereto, under the supervision of the secretary for aging and disability services as part of the Kansas department for aging and disability services. The commissioner of mental health and retardation services created by Kan. Stat. Ann. § 75-5308b is hereby abolished and all of the powers, duties and functions of such commissioner are transferred to and conferred and imposed upon the commissioner of mental health and developmental disabilities appointed pursuant to Kan. Stat. Ann. § 75-5308e, and amendments thereto.