Comment 5 for bug 1651411

Reviewed: https://review.fuel-infra.org/29661
Submitter: Pkgs Jenkins <email address hidden>
Branch: 9.0/mitaka

Commit: 318f424bb831e98f6af0257feced139d303bee9f
Author: Ivan Kolodyazhny <email address hidden>
Date: Thu Jan 5 14:46:20 2017

Check if volume node has enough space for image operations

Add check if free space is more than image size before downloading and
convertion.

Change-Id: I66f9e50cc8b7135d58822e13f62dea91ccb37c23
Closes-Bug: #1651411