The Zoning Law of the Town of Newburgh as revised and amended by the Town Board on August 19, 1987, effective September 17, 1987, and any and all amendments thereto, is hereby repealed. Such repeal shall not affect or impair any act done, offense committed or right accruing, accrued or acquired or liability, penalty, forfeiture or punishment incurred prior to the time such repeal takes effect, but the same may be enjoyed, asserted, enforced, prosecuted or inflicted as fully and to the same extent as if such repeal had not been effected.