Todas las versiones de luhn

4 versiones desde September 26, 2011:

1.0.2 - September 19, 2015 (7,5 KB)
1.0.1 - September 19, 2015 (7,5 KB) borrada
1.0.0 - September 19, 2015 (7,5 KB)
0.1.1 - September 26, 2011 (6,5 KB)