HAPPENIN’ OTSEGO for WEDNESDAY, MAY 10 Hip-Hopera Premiers Locally HIP-HOP OPERA – 7 p.m. See the world premier of “Stomping Grounds,” a show that blends hip-hop and opera to tell a story about survivors of gentrification, the disruption of sacred land, and the fracturing of tradition and history by contemporary realities. Cooperstown Farmers Market. Info, glimmerglass.org/festival/second-stages-2017/stomping-grounds/ SCHOOL PROJECT INFORMATION – 6 p.m. Oneonta City School District presents plan for the maintenance of the school. Followed by question and answer session. District…