tree 98beb98f29478467483c419a4b8a608a2b6aeb72
parent a3312bcad15dc04e77fd114e0da0deff0db30336
author Ivan Kolodyazhny <e0ne@e0ne.info> 1496865929 +0300
committer Ivan Kolodyazhny <e0ne@e0ne.info> 1496866037 +0300

Use 'os_primary' property insead of deprecated 'os'

Read-only property 'os' has moved to 'os_primary' in version 'Pike' and
will be removed in version 'Queens'

Change-Id: Ice03458c69d0e107dac6f6735391c3e8567cf855