The action of Council shall be by ordinance or resolution.  On all matters of a general or permanent nature, or granting a franchise, or levying a tax, or appropriating money, or contracting an indebtedness, or issuing bonds or notes, or for the purchase, lease or transfer of property, action shall be taken formally by ordinance in the manner hereinafter provided.  Action on all other matters of a temporary or informal nature may be taken by resolution.