Here you can see the monthly updates for 2013 and 2014.

Update One-November 2013                Update Two-December 2013

Update Three-January 2014                  Update Four-February 2014

Update Five-March 2014                        Update Six-April 2014

Update Seven-May 2014                        Update Eight-June 2014

Update Nine-July 2014                          Update Ten-August 2014

Update Eleven-September 2014            Update Twelve-October 2014

Update Thirteen-November 2014         Update Fourteen-December 2014