AN ACT relating to public office; revising provisions relating to the eligibility of a public officer to remain in office; requiring a public officer to take additional oaths of office; authorizing an elector to file a challenge to the eligibility of an incumbent of a public office; revising provisions relating to vacancies in nomination for a public office; providing that, with certain exceptions, the proof of identity and residency provided with a declaration of candidacy is a public record; revising provisions relating to a challenge to the qualifications of a candidate for public office; revising the information that must be included on a certified list of candidates for public office; providing a penalty; and providing other matters properly relating thereto.