CHANGELOG.md in groupdate-3.1.0 vs CHANGELOG.md in groupdate-3.1.1

@@ -1,4 +1,10 @@
+## 3.1.1
+
+- Fixed `current: false`
+- Fixed `last` with `group_by_quarter`
+- Raise `ArgumentError` when `last` option is not supported
+
 ## 3.1.0
 
 - Better support for date columns with `time_zone: false`
 - Better date range handling for `range` option