[CakePHP] Wizard Plugin

https://github.com/jaredhoyt/cakephp-wizard/wiki



Some updates:
https://github.com/ProLoser/CakePHP-Wizard/pull/1



@WizardComponent.php

cancel / previous button bug:

Replace "params['form']['Cancel']" to params['data']['Cancel']
Replace "params['form']['Previous']" to params['data']['Previous']