Yearning, melancholy midtempo rock with a dreamy feel is merely one of the stocks-in-trade of Asheville-based Ghostdog. But it’s worth noting that the group playfully describes its music as “Wussy-boy emo pop.” The group’s second EP, A Circle of Stones opens with “Party On, Emma’s Grove.” Will Isaacson’s complex guitar figure and Adam Freshcorn’s knotty