Article & Photos by Jacqueline Bennett newsandviewsjb.com   Since my childhood, not a Christmas season has passed without anticipation of seeing and hearing the carolers perched atop the roof of Shady Glen, a sandwich and ice cream shop in Manchester, Connecticut. In an ever changing world this holiday tradition has been a joyful constant.   Shady Glen Dairy Stores include two shops both in Manchester. The original store is located along the Routes 6 & 44 corridor, which connects Hartford County with the state’s “Quiet Corner”. ¬†Shady Glen is well-known as a Nutmeg State treasure and “local institution”. Famously, former CBS news anchor Dan Rather stopped in here.   Among my earliest memories as a little girl are those of my father carrying me…