Fix missing event PoolJobFinished, cleanup

threads/Pool.cs

@@ -41,12 +41,6 @@ namespace ln.types.threads
 
         private Queue<PoolJob> queuedJobs = new Queue<PoolJob>();
 
-
-        private bool stopping;
-        private int releaseThreads = 0;
-
-        private Thread supervisorThread;
-
         public Pool() : this(Environment.ProcessorCount){}
         public Pool(int numThreads)
         {
@@ -58,12 +52,12 @@ namespace ln.types.threads
             if ((State == PoolState.RUN) || (State == PoolState.SHUTDOWN))
                 throw new NotSupportedException("Pool can only be started if not running");
 
+            State = PoolState.RUN;
+
             for (int n = 0; n < PoolSize; n++)
             {
                 CreatePoolThread();
             }
-
-            State = PoolState.RUN;
         }
 
         public virtual void Stop() => Stop(false);
@@ -217,6 +211,8 @@ namespace ln.types.threads
                         try
                         {
                             poolJob.Run(this);
+                            if (PoolJobFinished != null)
+                                PoolJobFinished(this,poolJob);
                         }
                         finally
                         {