Simplified setup & improved error handling

Ntp.Analyzer.Data/File/NtpConfMapper.cs

@@ -28,6 +28,7 @@ using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
 using System.Net;
+using Ntp.Analyzer.Log;
 using Ntp.Analyzer.Objects;
 using Ntp.Data;
 
@@ -40,7 +41,8 @@ namespace Ntp.Analyzer.Data.File
         private TextReader reader;
         private readonly Object locker = new Object ();
 
-        public NtpConfMapper (string file)
+        public NtpConfMapper (string file, LogBase log)
+            : base (log)
         {
             this.file = file;
         }