A subclass of BaseWizardPage provided as a convenience class to be used as a summary page in a wizard.
The BaseWizardPage contains a single component, a JTextArea object, which can be accessed by invoking the method getTextArea.
Methods may be called on this object to add summary information.
SummaryPage(Wizard wizard,
java.lang.String pageInfo)
Creates a SummaryPage with a BorderLayout layout manager, and a JTextArea object, textArea,
added to the center.