started to work on duplicates support

CHANGELOG.md

@@ -1,14 +1,22 @@
 # Changelog
 
+## LMDBAL 0.5.0 (UNRELEASED, 2023)
+### New Features
+- duplicates support
+
+
 ## LMDBAL 0.4.0 (August 13, 2023)
+### New Features
+- read only cursors
+
 ### Bug fixes
 - possible cache unsync
+- doxygen-awesome build bix
 
 ### Improvements
-- read only cursors
 - some more documentation
 - more tests
-- doxygen-awesome build bix
+
 
 ## LMDBAL 0.3.1 (April 14, 2023)
 ### Bug fixes
@@ -17,6 +25,7 @@
 ### Improvements
 - exception documentation
 
+
 ## LMDBAL 0.3.0 (April 12, 2023)
 ### New features
 - transaction functions