version: version 19 - October 23, 2017version 18 - September 2, 2016version 17 - December 12, 2014version 16 - April 18, 2014version 15 - November 1, 2013version 14 - September 13, 2013version 13 - September 10, 2013version 12 - June 10, 2013version 11 - February 19, 2013version 10 - December 4, 2012version 9 - November 26, 2012version 8 - September 28, 2012version 7 - June 6, 2012version 6 - May 16, 2012version 5 - April 20, 2012version 4 - April 6, 2012version 3 - March 15, 2012version 2 - March 7, 2012version 1 - March 6, 2012