* @class Roo.ContentPanel
* @extends Roo.util.Observable
* @children Roo.form.Form Roo.JsonView Roo.View
+ * @builder-top
* A basic ContentPanel element.
* @cfg {Boolean} fitToFrame True for this panel to adjust its size to fit when the region resizes (defaults to false)
* @cfg {Boolean} fitContainer When using {@link #fitToFrame} and {@link #resizeEl}, you can also fit the parent container (defaults to false)