fixed a bunch of things. added basic support for file scanning. logs are now avilable in the UI

NzbDrone.Core/Instrumentation/NlogWriter.cs

@@ -0,0 +1,32 @@
+using System.IO;
+using System.Text;
+using NLog;
+
+namespace NzbDrone.Core.Instrumentation
+{
+    public class NlogWriter : TextWriter
+    {
+        private static readonly Logger Logger = LogManager.GetLogger("DB");
+
+
+        public override void Write(char[] buffer, int index, int count)
+        {
+            Write(new string(buffer, index, count));
+        }
+
+        public override void Write(string value)
+        {
+            DbAction(value);
+        }
+
+        private static void DbAction(string value)
+        {
+            Logger.Trace(value);
+        }
+
+        public override Encoding Encoding
+        {
+            get { return Encoding.Default; }
+        }
+    }
+}