Update changelog

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 40b0d60aa17ea40ff3ec47fbd12d497a7869f9c8..dbbe0401a7e1fe725373cb6fb7cc3f5301cfb50f 100644 (file)
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@ The format is based on [Keep a Changelog][] and this project adheres to
 - 3D grid extension.
 - Uniform sampling. (Normal sampling is still default.)
 - Compound extensions 18 - 33.
+- Path optimization in backward direction.
 
 ### Changed
 - Reformat lists in readme.