Merge pull request #81 from nishedcob/master

Merge pull request #77 from nishedcob/nishedcob-nyx
Documentacion de Cifra Matriz
Documentacion de Cifra Matriz (parte 2)
Actualizar el Javadoc
Merge pull request #82 from nishedcob/nishedcob-nyx

Nishedcob nyx
Merge pull request #84 from nishedcob/master

actualizar jose-luis