CHANGELOG.md in ruby_universign-1.3.1 vs CHANGELOG.md in ruby_universign-1.4.0

@@ -1,4 +1,8 @@
+v1.4.0
+-------------------------
+- Refactor and rename errors. They now all inherit from `Universign::Error`.
+
 v1.3.1
 -------------------------
 
 - Fixing regressions added