UI not showing available space in storage

[jvinolas]

When the disks storage gets almos full new desktops and templates will fail to create but the only message available it is in engine logs. UI must show available space.

2019/01/11 09:14:22 642 - ERROR - disk_op_isard-hypervisor: Not enough free space to create template from _admin_downloaded_debian_9_5_0