Everything in the source/pickers folder is a snapshot of the code from Luca.

https://git.corp.adobe.com/prolab/luca-ipad/tree/master
git@git.corp.adobe.com:prolab/luca-ipad.git

commit 36bf3e5f361fb7744725fe38091995937dae1f47
Author: Vasanth Pachai Perumal <pachaipe@adobe.com>
Date:   Tue Mar 17 14:11:14 2015 -0700