Birchbox, a discovery-commerce startup, announced that it’s taking a step outside of its usual focus on beauty products for women with a limited-edition Birchbox Home, a collection of home goods and accessories, design products, and gourmet food items. This special-edition offering comes just in time for the holidays. Birchbox is also launching a corresponding online store offering the same kinds of products. The company did something similar last holiday season when it launched a special-edition men’s box