/**
* opens the reformat production wizard
*/
private void openWizard() {
Refactoring ref = new ReformatProductionRefactoring(info);
ReformatProductionWizard wizard = new ReformatProductionWizard( ref, info );
RefactoringWizardOpenOperation op = new RefactoringWizardOpenOperation( wizard );
try {
op.run( shell, "Reformatting Wizard");
} catch( final InterruptedException irex ) {
// operation canceled