I had the pleasure of spending this past weekend a Birch Haven Retreat in Beaver Dam, Wisconsin. Â I had been there once before and this past weekend was every bit as fun as the first go-around! Birch Haven can basically be described as an Air B&B for crafters. The house has been completely renovated with the clear intent to accommodate a group of crafters for a weekend (or week long) crafting retreat. It is obvious that the person who designed the space did so with a group crafting event in mind. From the provided cup holder/trash bag combos that attach to your work table to the open living area that…