All probate courts, justice of the peace courts, and police courts shall cease to exist on the date [January 11, 1971] as provided in this act. Wherever the words probate court, justice court or police court appear in the Idaho Code they shall mean the district court, or the magistrate’s division of the district court, as the case may be, and any power, duty, responsibility, function or jurisdiction of the probate court, justice court or police court shall be transferred to the district court or the magistrate’s division of the district court, as the case may be. Wherever the words judge, probate judge, justice of the peace or police judge appear in the Idaho Code they shall mean the district judge or the magistrate of the district court, as the case may be, and any power, duty, responsibility, function or jurisdiction of the probate judge, justice of the peace, or police judge shall be transferred to the district judge or the magistrate of the district court, as the case may be.