Krispy Kreme Doughnuts will change the name of its iconic Original Glazed doughnut on Friday, March 17. The green O'riginal Glazed doughnut is available at participating shops in the U.S. and Canada. (Photo: Business Wire) Name change is first in brand’s history; green doughnut will be available March 17 WINSTON-SALEM, N.C., 2017-Mar-14 — /EPR Retail News/ — An…