The continuity of the operation of the law relating to the matters provided for in the repealed enactments shall not be affected by the substitution of this Act for those enactments, and -
(a) so much of any enactment or document (including enactments contained in this Act) as refers, whether expressly or by implication, to, or to things done or falling to be done under or for the purposes of, any provision of this Act, shall, if and so far as the nature of the subject matter of the enactment or document permits, be construed as including, in relation to the times, years or periods, circumstances or purposes in relation to which the corresponding provision in the repealed enactments has or had effect, a reference to, or, as the case may be, to things done or falling to be done under or for the purposes of, that corresponding provision;
(b) so much of any enactment or document (including repealed enactments and enactments and documents passed or made after the commencement of this