CHANGELOG.md in statsd-instrument-3.0.2 vs CHANGELOG.md in statsd-instrument-3.1.0

@@ -6,9 +6,15 @@
 
 ### Unreleased changes
 
 _Nothing yet_
 
+## Version 3.1.0
+
+- Introduced UDP batching using a dispatcher thread, and made it the
+  production default.
+- Dropped support for Ruby 2.4 and 2.5.
+
 ## Version 3.0.2
 
 - Properly handle no_prefix when using StatsD assertions.
 
 ## Version 3.0.1