Comment 2 for bug 1635243

Steps to reproduce:
1. Deploy environment
2. Login to Horizon
3. Open Images tab
4. Click update metadata
5. Add custom field -> "os_distro="
6. Add value -> rhel

MOS: 9.0

Snapshot: https://drive.google.com/a/mirantis.com/file/d/0B7jmmA7m2Wc3WU9lU1lfTHUwSlU/view?usp=sharing