Clarifying that a person who feloniously and intentionally kills, conspires to kill, or procures the killing of the decedent is disqualified from inheriting, taking, enjoying, receiving, or otherwise benefiting from the death, probate estate, or nonprobate property of the decedent, or from receiving a general or special power of appointment conferred by the will or trust of the decedent, or from serving as a personal representative, guardian, or trustee of a trust created by the decedent; etc.