Description of problem:
If I try to edit any provisioning templates with Firefox 45.0.1 in Fedora 23 I get an error on the first page 'can't be blank' and the template is blanked out. 

Version-Release number of selected component (if applicable):
Client:
firefox-45.0.1-2.fc23.x86_64
Server:
Satellite 6.2.0
katello-3.0.0-2.el7sat.noarch
foreman-1.11.0.7-1.el7sat.noarch

How reproducible:
Always

Steps to Reproduce:
1. Install Satellite 6.2.0
2. Try to edit a template
3. Submit

Actual results:
Template gets blanked and you receive a message that the template can't be blank

Expected results:
Template saves normally.

Additional info:
Appears to work fine in Chrome google-chrome-stable-49.0.2623.108-1.x86_64