All versions of specs

20 versions since February 15, 2013:

0.21 - December 28, 2015 (12 KB)
0.20 - May 18, 2015 (12 KB)
0.19 - April 28, 2015 (12 KB)
0.18 - April 21, 2015 (12 KB)
0.17 - April 17, 2015 (12 KB)
0.16 - April 17, 2015 (12 KB)
0.15 - March 27, 2015 (12 KB)
0.14 - March 20, 2015 (11.5 KB)
0.13 - March 05, 2015 (11.5 KB)
0.12 - August 29, 2014 (11.5 KB)
0.11 - August 19, 2014 (11.5 KB)
0.10 - August 14, 2014 (10.5 KB)
0.9 - August 11, 2014 (10.5 KB)
0.8 - January 28, 2014 (10.5 KB)
0.7 - October 25, 2013 (10.5 KB)
0.6 - October 25, 2013 (10.5 KB)
0.5 - October 25, 2013 (10.5 KB)
0.4 - April 12, 2013 (9.5 KB)
0.3 - March 23, 2013 (8.5 KB)
0.2 - February 15, 2013 (8 KB)