Richmond’s decades-long effort to commemorate its history as the nation’s second-largest slave market reached a milestone Tuesday with the unveiling of a new master plan for the 10-acre project in Shockoe Bottom; Another major mixed-use redevelopment is on the drawing board for Henrico’s west end; A chain of biscuit-focused breakfast restaurants is on the rise locally with plans for a new spot in Carytown; and other local business stories.