update changelog file in preparation for 2.9.1 release

Daniel Gultsch created 5 years ago

Change summary

CHANGELOG.md | 5 +++++
1 file changed, 5 insertions(+)

Detailed changes

CHANGELOG.md

@@ -1,5 +1,10 @@
 # Changelog
 
+### Version 2.9.1
+
+* fixed search on Android <= 5
+* optimize memory consumption
+
 ### Version 2.9.0
 
 * Search individual conversations