CHANGELOG.md in schema_expectations-0.4.0 vs CHANGELOG.md in schema_expectations-0.5.0

@@ -1,8 +1,12 @@
 # Schema Expectations Changelog
 
 ### git master
 
+### 0.5.0 (March 2, 2015)
+
+- absence validation absolves requiring uniqueness validation
+
 ### 0.4.0 (Febuary 20, 2015)
 
 - include matchers in non-model specs as well
 - include model names in failure messages
 - fixed a bug in column reflector (test class name was used directly)