Related-Bug: #1390392
Added showDeviceOwner handlebars helper function which will return
whether to show device owner information in Configure > Networks > Ports
page

Change-Id: Ifc49505d34b770cc366331ab87901c7bbe98a7ef
Merge "Related-Bug: #1390392 Added showDeviceOwner handlebars helper function which will return whether to show device owner information in Configure > Networks > Ports page"