Added convenience init(), process() and display() methods that act on the root element of the UI.
Added convenience init(), process() and display() methods that act on the root
element of the UI.

For simple interfaces this means you can do:

 $ui->loadFromXML('file.xml');
 $ui->init();
 $ui->display();



svn commit r1368

silverorange/swat,silverorange/swat