Article complete authority for refunding bonds; liberal construction

This article constitutes full and complete authority for the issuance of refunding bonds. No procedure or proceedings, publications, notices, consents, approvals, orders, acts or things by any governing body of any public body, or any board, officer, commission, department, agency, or instrumentality of the state or any public body shall be required to issue any refunding bonds or to do any act or perform anything under this article, except as may be prescribed in this article. The powers conferred by this article shall be in addition and supplemental to, and not in substitution for, and the limitations imposed by this article shall not affect the powers conferred by any other law: Provided, however, That the principal amount of bonds authorized by this article for refunding or refinancing shall be deemed to apply to the principal amount of refunding bonds authorized by all other laws providing for the issuance and refunding of revenue bonds by public bodies, and the sale thereof, notwithstanding any contrary provisions of such other laws. This article is remedial in nature and shall be liberally construed.