Quitados los valores de login por defecto

android/Pictogram/app/src/main/java/com/yottacode/pictogram/gui/SerialActivity.java

@@ -183,8 +183,8 @@ public class SerialActivity extends Activity implements iRestapiListener, iImgDo
                         String password = mSerialViewPass.getText().toString();
                         // DE PRUEBA
                         // Alumno
-                        username = "faf0001";
-                        password = "faf0001";
+                        //username = "faf0001";
+                        //password = "faf0001";
                         // Supervisor
                         //username = "dofer@ujaen.es";
                         //password = "dofer";