From bfd82c7c3254242d00764608aa598b77f5bead44 Mon Sep 17 00:00:00 2001
From: Frank Gaede <gaede@desy.de>
Date: Fri, 13 Jan 2017 15:07:09 +0100
Subject: [PATCH] Update release.notes

---
 doc/release.notes | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/doc/release.notes b/doc/release.notes
index 18a589db1..2dba0b336 100644
--- a/doc/release.notes
+++ b/doc/release.notes
@@ -7,7 +7,16 @@ DD4hep  ----  Release Notes
  | v00-20 |
   --------
 
- Frank Gaede 2016-12-22 
+Frank Gaede 2017-01-13 
+  - fix computation of radiation and interaction lengths
+  - require the density to be specified in the materials xml file
+ 
+Frank Gaede 2017-01-04 
+  - adopt numbers in test_surface.cc to elements.xml
+  - use elements.xml generated with plugin in DDTest
+  -  add ROOT version to dumped element table
+
+Frank Gaede 2016-12-22 
    - fix test_surfaces by adapting to elements.xml
    - fix test_units by including elements.xml