Tidy: Sort/remove usings, simplify names

Disco.Services/Interop/DiscoServices/PluginLibraryUpdateTask.cs

@@ -1,9 +1,7 @@
 using Disco.Data.Repository;
 using Disco.Services.Tasks;
-using Newtonsoft.Json;
 using Quartz;
 using System;
-using System.IO;
 using System.Linq;
 
 namespace Disco.Services.Interop.DiscoServices
@@ -25,7 +23,7 @@ namespace Disco.Services.Interop.DiscoServices
             TriggerBuilder triggerBuilder = TriggerBuilder.Create().
                 WithSchedule(CronScheduleBuilder.DailyAtHourAndMinute(rndHour, rndMinute));
 
-            this.ScheduleTask(triggerBuilder);
+            ScheduleTask(triggerBuilder);
         }
 
         protected override void ExecuteTask()
@@ -34,7 +32,7 @@ namespace Disco.Services.Interop.DiscoServices
             {
                 Status.UpdateStatus(1, "Updating Plugin Library Manifest", "Initializing");
 
-                var manifest = PluginLibrary.UpdateManifest(database, this.Status);
+                var manifest = PluginLibrary.UpdateManifest(database, Status);
 
                 Status.SetFinishedMessage("The Plugin Library Manifest was updated successfully");
             }