An Act amending the act of June 3, 1937 (P.L.1333, No.320), known as the Pennsylvania Election Code, in preliminary provisions, setting forth a concise statement of voter's rights; in election districts and polling places, requiring that the statement of voter's rights be visible in voter registration offices and polling places; providing for polling place accessibility; in qualifications of electors, further providing for qualifications of electors at primaries; in party organization, further providing for only enrolled electors to vote at primaries or hold party offices; in nomination of candidates, providing for procedure for unenrolled electors to cast primary ballots and for form of declaration of party enrollment; and, in preparation for and conduct of primaries and elections, further providing for persons entitled to vote and challenges and for voting check lists.