modified:   src/InformaT.java
	modified:   src/data/Principal.xml
	modified:   src/mvc/Controlador.java
	modified:   src/mvc/MVC.java
	modified:   src/mvc/Modelo.java
	modified:   src/mvc/Vista.java
	deleted:    src/principal/Principal.java
	modified:   src/principal/VistaPrincipal.java
	new file:   src/principal/ModeloPrincipal.java