Show lease owner in Drydock UI

Summary: Replaces D13687. Leases track an owner but don't currently show it.

Test Plan:
Looked at a lease.

{F851223}

Reviewers: chad

Reviewed By: chad

Differential Revision: https://secure.phabricator.com/D14191

src/applications/drydock/controller/DrydockLeaseViewController.php

@@ -119,6 +119,14 @@ final class DrydockLeaseViewController extends DrydockLeaseController {
       pht('Resource Type'),
       $lease->getResourceType());
 
+    $owner_phid = $lease->getOwnerPHID();
+    if ($owner_phid) {
+      $owner_display = $viewer->renderHandle($owner_phid);
+    } else {
+      $owner_display = phutil_tag('em', array(), pht('No Owner'));
+    }
+    $view->addProperty(pht('Owner'), $owner_display);
+
     $resource_phid = $lease->getResourcePHID();
     if ($resource_phid) {
       $resource_display = $viewer->renderHandle($resource_phid);