It is hereby declared that, unless the contrary intention appears -
(a) any reference in this Act to a receiver of the property of a company includes a reference to a receiver and manager of the property of a company and to a manager of the property of a company and includes a reference to a receiver or to a receiver and manager or to a manager, of part only of that property, and to a receiver only of the income arising from that property or from part thereof; and
(b) any reference in this Act to the appointment of a receiver under powers contained in any instrument includes a reference to an appointment made under powers which, by virtue of any enactment, are implied in and have effect as if contained in an instrument.