minor comment changes
minor comment changes

gnauhnoj/coco,pdollar/coco,chenfsjz/coco,mprat/coco,mprat/coco,CVML/coco,yxliang/coco,victorgan/coco,victorgan/coco,yxliang/coco,mprat/coco,pdollar/coco,chenfsjz/coco,pdollar/coco,yxliang/coco,pdollar/coco,gnauhnoj/coco,CVML/coco,victorgan/coco,chenfsjz/coco,gnauhnoj/coco,chenfsjz/coco,mprat/coco,CVML/coco,victorgan/coco,CVML/coco,gnauhnoj/coco,yxliang/coco