(GREAT BARRINGTON, Mass.) — Opera Nouveau’s “Tarot Show” will have world premiere at the Mahaiwe on Saturday, August 22, 2015, at 8pm, kicking off the company’s inaugural tour of the Northeast with stops in rural Maine, Manhattan, and Providence, R.I. The brainchild of performance artist Heather Fisch, “Tarot Show” is a blend of fortune-telling, physical…