ringbuffer and statistics

framework/Inspectron.Statistics/CsvStatistics.cs

@@ -42,7 +42,7 @@ public class CsvStatistics
     {
         _csv.Dispose();
         _stream.Dispose();
+        _fileStream.Close();
         _fileStream.Dispose();
-
     }
 }

framework/Inspectron.Statistics/StatisticsRecord.cs

@@ -2,5 +2,6 @@
 
 public class StatisticsRecord
 {
+    public DateTime Time { get; set; }
     public string[] Values { get; set; }
 }