In winter 2013 the next major increment to the version number was made to v6.0. This was followed by v6.1 (Dec 2013), by v6.2 (Jan 2014) and v6.3 (July 2014).
The snapshot above (v6.3.14198 on 4th August 2014) highlights some of the enhancements made with the development of the ‘Bids & Offers’ widget, and indication on the Schematics of relevant changes in Bids for the displayed Dispatch Interval.