By MATT KALKHOFF Fresh off the stellar success of his debut rooftop morning party, “Sunrise,” at Hudson Terrace in Hell’s Kitchen over Memorial Day Weekend, nightlife pioneer Ric Sena is preparing to produce his 16th consecutive Alegria Pride party later this month. Slated to take place at the historic East Village mega-club Webster Hall, Sena is re-imagining his infamous Circus theme from years ago for a party that begins on Sunday, June 28th, and will...