Easter Sunday, Unadilla Man Arrested Twice By LIBBY CUDMORE • Special to www.AllOTSEGO.com ONEONTA – State Police arrested a Unadilla man twice on Sunday for allegedly threatening a victim he had previously been ordered to stay away from. Dennis P. Lafferty, 38, was arrested at 1:37 p.m. after troopers responded to fa domestic dispute at a residence on Clifton Street in the Village of Unadilla. Troopers located Lafferty on the back porch of the home where, according to the victim,…