update changelog

Author: simontaurus

CHANGELOG.md

@@ -1,24 +1,34 @@
 # Changelog
 
-## Version v0.4.0 (development)
+## Version v0.5.0 (development)
+
+- Implemented an alternative cast method discriminating None values
+- fix large cookie error after > 100 edits
+- add support to store a list of entities
+
+## Version v0.4.0
+
+- fix datamodel-code-generator version to 0.15.0
+
+## Version v0.4.0
 
 - use editslots API
 - remove None entries in json exports
 - set default content for header and footer slot
 - improve docs
 - update examples
 
-## Version v0.3.0 (development)
+## Version v0.3.0
 
 - add local slot edit feature
 
 
-## Version v0.2.0 (development)
+## Version v0.2.0
 
 - rename OSL to OSW
 - add page package feature
 
 
-## Version v0.1.0 (development)
+## Version v0.1.0
 
 - create package