The act of the general assembly of Alabama entitled "An act to consolidate and adjust the bonded debt of the State of Alabama," approved February 18th, 1895, and an act amendatory thereof entitled "An act to amend section 6 of an act to consolidate and adjust the bonded debt of the State of Alabama, approved February 18th, 1895," which said last named act was approved February 16th, 1899, are hereby made valid, and both of said acts shall have the full force and effect of law, except in so far as they authorize the redemption before maturity of the bonds authorized by said acts to be issued. The governor is authorized and empowered to act under the same and to carry out all the provisions thereof; provided, that the bonds authorized to be issued by said acts and issued thereunder may be made payable at any time, not exceeding fifty years from the date thereof, and shall not be redeemable until their maturity.