In applying and interpreting the provisions of this chapter, they shall be held to be the minimum requirements necessary for the promotion of the health, safety and general welfare of the residents of Darlington Township. All ordinances, regulations and rules made pursuant to any act of assembly repealed by Act 170, an amendment to the Pennsylvania Municipalities Planning Code, Act 247, as amended, shall continue except as those provisions are inconsistent herewith. The provisions of this chapter pursuant to authority granted by Act 170 shall be severable, and if any of its provisions shall be held to be unconstitutional, the validity of any of the remaining provisions shall not be affected. It is hereby declared as the legislative intent that this chapter would have been adopted had such unconstitutional provision not been included herein.