From github source
Where can we get Sencha Architect version 2.2.0?
* File: app/view/TicketForm.js
* This file was generated by Sencha Architect version 2.2.0.
* This file requires use of the Ext JS 4.2.x library, under independent license.
* License of Sencha Architect does not include license for Ext JS 4.2.x. For more
* details see http://www.sencha.com/license or contact firstname.lastname@example.org.
* This file will be auto-generated each and everytime you save your project.
* Do NOT hand edit this file.