This chapter, without reference to any other statute, shall be deemed to be full and complete authority for the issuance of the aforesaid notes, 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 municipalities in this state shall apply to the issuance and sale of notes under this chapter, and no proceedings shall be required for the issuance of such notes other than those provided for and required herein, and all powers necessary to be exercised in order to carry out the provisions of this chapter are hereby conferred.