Created attachment 358866 [details]
child channel creation

Description of problem:
When creating a child channel and trying to select a parent channel, every
option for parent channel is displayed twice in drop down menu.

Version-Release number of selected component (if applicable):
Satellite 5.3.0

How reproducible:
Always

Steps to Reproduce:
1. Satellite 5.3.0, create a base channel
2. Creation of child channel: click on parent channel drop down menu
  
Actual results:
Every option is displayed twice (attachment).

Expected results:
Options for parent channel are not duplicated.

Additional info:
N/A