CHANGELOG.md in blind_index-2.0.2 vs CHANGELOG.md in blind_index-2.1.0

@@ -1,4 +1,9 @@
+## 2.1.0 (2020-07-06)
+
+- Improved performance of uniqueness validations
+- Fixed deprecation warnings in Ruby 2.7 with Mongoid
+
 ## 2.0.2 (2020-06-01)
 
 - Improved error message for bad key length
 - Fixed `backfill` method with relations for Mongoid