Upon the petition of either party, the court may revise or alter an order entered in an action for separate maintenance, or may make further orders, concerning the following matters:

1. (1) The support and maintenance of either spouse;
2. (2) The interest of one spouse in the property of the other spouse;
3. (3) The allocation of responsibility for the children of the parties; and
4. (4) The support of the children of the parties.