§ 93. Effect of repealing statute upon existing rights. The repeal of a statute or part thereof 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.