added global user leaderboard for championships
added global user leaderboard for championships

HMProgrammingClub/NYCSL2,HMProgrammingClub/NYCSL2,HMProgrammingClub/NYCSL2,HMProgrammingClub/NYCSL2,HMProgrammingClub/NYCSL2,HMProgrammingClub/NYCSL2