CHANGELOG.md in lifen-2.3.0 vs CHANGELOG.md in lifen-2.4.0

@@ -1,8 +1,13 @@
+2.4.0
+-----
+
+- Added `CommunicationRequest` and `Medium` concepts in order to better comply with FHIR philosophy
+
 2.3.0
 -----
 
-- Add ContentString object
+- Added ContentString object
 - A Communication can be sent with a Binary and an optional ContentString object
 
 2.2.0
 -----