An updated version of Sparrow, a minimalistic mail client for the Mac, has been released in the Mac App Store. Version 1.3 brings full support for OS X Lion and adds several new features designed to simplify mail accounts. Dragging the sidebar to the left side of the window will now present users with an extend side bar that provides quick access to all labels and folders. The company has also integrated a Send and Archive feature akin to that found in Gmail, additionally drag and drop support, reworked sidebar animations, and more. Sparrow 1.3 can be purchased in th