has_duration 的所有版本

0.0.6 - May 08, 2013 (6.0 KB)
0.0.5 - May 08, 2013 (6.0 KB)
0.0.4 - May 06, 2013 (6.0 KB)
0.0.3 - October 15, 2012 (5.5 KB)
0.0.2 - September 18, 2012 (5.5 KB)
0.0.1 - September 16, 2012 (5.5 KB)