HAPPENIN’ OTSEGO for THURSDAY, MAR. 16 CCS Play: ‘Miss Nelson Missing’ SENIOR PLAY – 7-9 p.m. “Miss Nelson is Missing.” Auditorium, Cooperstown Central School, 39 Linden Ave., Cooperstown. Info, www.cooperstowncs.org PANEL DISCUSSION – 7-8 p.m. Intersectional Feminism. Bresee Hall, Hartwick College, Oneonta. Info, www.hartwick.edu/campus-life/student-affairs/intercultural-affairs/ or contact Matthews at matthewsh@hartwick.edu or call (607)431-4428 WRITERS SALON – 7:30-9 p.m. Opens with an open mic followed by a presentation from author of the month, Joseph Mish. Community Arts Network of Oneonta. Wilber Mansion, 11 Ford Ave.,…