Description of problem:
Manage columns on Bootable resources list does not work

Version-Release number of selected component (if applicable):

How reproducible:

Steps to Reproduce:
1. Go to Bootable resources list
2. Click Manage columns button
3. Select some columns and save

Actual results:
it still show the default columns, new checked columns is not showing up.

Expected results:
Selected columns show up 

Additional info: