An Act repealing the act of July 17, 1953 (P.L.461, No.111), entitled "An act to repeal the act, approved the twentieth day of May, one thousand nine hundred forty-nine (Pamphlet Laws 1531), entitled 'An act requiring political subdivisions to file copies of building ordinances in the recorder's office; invalidating building ordinances heretofore adopted unless copies thereof are filed within a certain time; and imposing duties and conferring powers on recorders of deeds,' and all acts amending the same, and validating building ordinances or amendments thereto of political subdivisions not filed, recorded or indexed as required by law."