Update changelog

diff --git a/CHANGELOG.md b/CHANGELOG.md
index af187b5dbf857a29fb40d08efbbd95153638164b..ef3028b665a93b6c59b4b7afe150983c920c9edd 100644 (file)
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,10 +12,21 @@ The format is based on [Keep a Changelog][] and this project adheres to
 Unreleased
 ==========
 
+
+0.7.0 - 2021-07-13
+==================
+
 Added
 -----
 
 - Path optimization based on Dijkstra, different interesting points search.
+- Debuging output.
+
+Changed
+-------
+
+- Use search cost in nn, nv only.
+- Make private methods public.
 
 
 0.6.0 - 2021-04-08