add a note to the changelog

diff --git a/CHANGELOG.md b/CHANGELOG.md
index fb06181049837bb8c05f0098870932486190d2e6..c1a14e68576386f4c79e42f82714f8767f94e2e9 100644 (file)
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -78,3 +78,6 @@ default payload size).
 - A C99 compiler is now required
 - Option parsing with optparse (https://github.com/skeeto/optparse). Thanks Christopher Wellons!
 - New changelog file format
+
+
+(see doc/CHANGELOG.pre-v4 for older changes)