moechofe/2d.js — pull request #2 by moechofe (2014-11-17 16:49:49+00:00)
Title: Manage the sprite rendering list

Be able to add and remove sprites from the shown and hidden list.

1. [x] Initialize the list of hidden sprites ID.
2. [ ] Move a sprite from the hidden to the shown list.
3. [ ] Move a sprite from the shown list to the hidden one.