[chronojump] Closing writer before dispose to fix "Too many open files" on MacOSX

[Xavier de Blas <xaviblas src gnome org>]

commit e5007bffdb16015706bb5bdc198be1868559afc5
Author: Xavier de Blas <xaviblas gmail com>
Date:   Wed Nov 19 21:27:51 2014 +0100

    Closing writer before dispose to fix "Too many open files" on MacOSX

 src/gui/encoder.cs |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/src/gui/encoder.cs b/src/gui/encoder.cs
index a797315..f169285 100644
--- a/src/gui/encoder.cs
+++ b/src/gui/encoder.cs
@@ -2367,6 +2367,9 @@ public partial class ChronoJumpWindow
                                countSeries ++;
                        }
                        writer.Flush();
+                       Log.Write(" closing writer ");
+                       writer.Close();
+                       Log.Write(" disposing writer ");
                        ((IDisposable)writer).Dispose();
                        Log.Write(" AT ANALYZE 2 ");
                        Sqlite.Close();