this is basimenu class.:Yangjing_20140729
this is subclass of basicmenu,to give info of books or movies in library.:Yangjing_20140729
this is subclass of basicmenu, to checkout books or movies.Yangjing_20140729
this is subclass of basicmenu,to return books or movies.:Yangjing_20140729
this is subclass of basicmenu,to show login user's information.:Yangjing_20140729
this is subclass of basicmenu, to check who lend given book for admin.:Yangjing_20140729
add a bookowner attribute and its getter and setter for book.:Yangjing_20140729
add a owner attribute and its getter and setter for book.:Yangjing_20140729
add a duty attribute for people,to validate login.:Yangjing_20140729
this is subclass of people,should have been the owner of book or movie.:Yangjing_20140729
this is subclass of people, should have been the owner of book or movie.:Yangjing_20140729
add customer and loginuser attribute and its setter and getter for library.:Yangjing_20140729
fix BibliotecaApp's structure.:Yangjing_20140729