Update: SignalR 2.0.3 Migration; Noticeboards

Migrate all SignalR 1.x Persistent Connections to SignalR 2.x Hubs.
Abstracts ScheduledTaskStatus with core interface and adds a Mock for
optional status reporting. Noticeboards rewritten (with new theme) to be
more resilient and accurate.

Disco.Services/Users/UserExtensions.cs

@@ -1,10 +1,6 @@
 using Disco.Models.Repository;
 using Disco.Services.Interop.ActiveDirectory;
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace Disco.Services
 {
@@ -15,6 +11,11 @@ namespace Disco.Services
             return u.Domain.Equals(ActiveDirectory.Context.PrimaryDomain.NetBiosName, StringComparison.OrdinalIgnoreCase);
         }
 
+        public static string ToStringFriendly(this User u)
+        {
+            return string.Format("{0} ({1})", u.DisplayName, u.FriendlyId());
+        }
+
         public static string FriendlyId(this User u)
         {
             return FriendlyUserId(u.UserId);