Public Officers and Employees; Requiring that, beginning on a specified date, secretaries and executive directors of departments, chief administrative officers of certain units of state government, members of commissions and licensing boards, chairs of governing boards or certain chief executives of certain statewide entities, or any persons appointed to hold state office in the executive branch of state government be United States citizens and residents of this state; providing that such an office is automatically deemed vacant if the person holding that office does not meet certain requirements; requiring the Commission on Ethics to investigate certain lobbyists or principals who make prohibited expenditures, etc.