CHANGELOG.md in eco-helpers-2.0.9 vs CHANGELOG.md in eco-helpers-2.0.10

@@ -1,8 +1,25 @@
 # Change Log
 All notable changes to this project will be documented in this file.
 
-## [2.0.9] - 2021-03-xx
+## [2.0.10] - 2021-03-xx
+
+### Added
+  - `Eco::API::Common::People::PersonParser`
+    - `#defined_attrs`: list of all attribute defined parsers (regardless they belong to the model)
+  - `Eco::API::Organization::TagTree` methods
+    - `#total_depth` to know the total depth of a tree
+    - `#flat?` to know if the tagtree has only 1 level
+
+### Changed
+  - `Eco::API::Common::People::PersonParser`
+    - Renamed `#all_attrs` to `#all_model_attrs`
+    - Ranamed `#defined_attrs` to `#defined_model_attrs`
+    - Ranamed `#undefined_attrs` to `#undefined_model_attrs`
+
+### Fixed
+
+## [2.0.9] - 2021-03-19
 
 ### Added
 ### Changed
   - `Eco::API::Session::Batch:Errors#person_ref` moved to the public method