update ChangeLog

diff --git a/ChangeLog b/ChangeLog
index d96b403..2686e5c 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -3,6 +3,8 @@
                    when SamplesPerPixel =3
          - now Write is no longer confused by 
                              'BitsAllocated = 12" and 'BitsStored=12"
+         - "UN" value representation Elements are now written correctly 
+               (their legth is stored on 4 bytes -just like OB, OW, and SQ-)                                                                   
    ENH : - now gdcmHeader has its own Write methods 
                    (in order to split the job that has not to be done 
                                        for gdcmDicomDir)