SignalR Bug Fixes & Minor UI Changes

Document Template import status and Device Enrolment status fixes.
Attachment download fixes for SignalR foreverFrame transport. Database
queries for Devices, Jobs and Users updated. Device attributes (model,
profile, batch) now shown in various places.

Disco.Web/Areas/Config/Views/DocumentTemplate/ImportStatus.cshtml

@@ -1,6 +1,6 @@
 @{
     Authorization.Require(Claims.Config.DocumentTemplate.ShowStatus);
-    
+
     ViewBag.Title = Html.ToBreadcrumb("Configuration", MVC.Config.Config.Index(), "Document Templates", MVC.Config.DocumentTemplate.Index(), "Import Status");
     Html.BundleDeferred("~/ClientScripts/Modules/Knockout");
     Html.BundleDeferred("~/ClientScripts/Modules/jQuery-SignalR");
@@ -99,7 +99,7 @@
         var vm;
         var host = $('#importStatus');
         var hostSessions = $('#sessions');
-        var liveConnection;
+        var logHub = null;
         var urlDeviceShow = '@(Url.Action(MVC.Device.Show()))/'
         var urlJobShow = '@(Url.Action(MVC.Job.Show()))/'
         var urlUserShow = '@(Url.Action(MVC.User.Show()))/'
@@ -134,10 +134,8 @@
             self.sessionPages = ko.observableArray();
             self.sessionPagesIndex = {};
             self.addSessionPage = function (sessionPage) {
-                //if (isLive) {
                 self.sessionPages.push(sessionPage);
                 self.sessionPagesIndex[sessionPage.pageNumber] = sessionPage;
-                //}
             }
         }
         function sessionPageViewModel(sessionId, pageNumber) {
@@ -305,11 +303,19 @@
             ko.applyBindings(vm);
 
             // Init Persistent Connection
-            liveConnection = $.connection('@(Url.Content("~/API/Logging/Notifications"))', { addToGroups: '@(Disco.BI.DocumentTemplateBI.Importer.DocumentImporterLog.Current.LiveLogGroupName)' });
-            liveConnection.received(parseLog);
-            liveConnection.error(function (e) { if (e.status != 200) alert('Live-Log Error: ' + e.statusText + ': ' + e.responseText); });
-            isLive = true;
-            liveConnection.start();
+            logHub = $.connection.logNotifications;
+            logHub.client.receiveLog = parseLog
+
+            $.connection.hub.qs = { LogModules: '@(Disco.BI.DocumentTemplateBI.Importer.DocumentImporterLog.Current.LiveLogGroupName)' };
+            $.connection.hub.error(function (error) {
+                alert('Live-Log Error: ' + error);
+            });
+
+            $.connection.hub.start()
+                .done(function () { isLive = true; })
+                .fail(function (error) {
+                    alert('Live-Log Connection Error: ' + error);
+                });
         }
         init();
     });