openscholar/openscholar — pull request #5890 by ran81 (2014-04-17 10:30:55+00:00)
Title: @WIP: Add controls for expan/collapse checkbox tree.

#5870

WIP:

JS logic in not done.

Output:

![selection_081](https://cloud.githubusercontent.com/assets/4497748/2730526/4e661380-c61b-11e3-876d-9f77ea11ea24.png)