Updated openstack/openstack
Project: openstack/horizon  a4e33134ff8034245717453119fc33ccd1f666af

Show default text for image format

This changes the default Horizon settings so that the list of image formats
starts with an entry that uses default text in accordance with other
dialogs.

Change-Id: If001fc49aad60e15b2c42afcf741499fcebae5f6
Partial-Bug: #1302256