Sections 65-4-25 through 65-4-45, without reference to any other statute, shall be deemed to be full and complete authority for the issuance of such bonds, and shall be construed as an additional and alternative method therefor, and none of the present restrictions, requirements, conditions or limitations of law applicable to the issuance or sale of bonds, notes or other obligations by the state shall apply to the issuance and sale of bonds under Sections 65-4-25 through 65-4-45, and no proceedings shall be required for the issuance of such bonds other than those provided for and required in Sections 65-4-25 through 65-4-45, and all powers necessary to be exercised in order to carry out the provisions of Sections 65-4-25 through 65-4-45 are hereby conferred.