* This is a convience class to wrap up the main document loading code.. , rather than adding Roo.onReady(......)
*
* @param {Object} config the methods and properties of the 'base' class for the application.
* This is a convience class to wrap up the main document loading code.. , rather than adding Roo.onReady(......)
*
* @param {Object} config the methods and properties of the 'base' class for the application.