CHANGELOG.md in strong_migrations-0.6.5 vs CHANGELOG.md in strong_migrations-0.6.6

@@ -1,4 +1,9 @@
+## 0.6.6 (2020-05-08)
+
+- Added warnings for missing and long lock timeouts
+- Added install generator
+
 ## 0.6.5 (2020-05-06)
 
 - Fixed deprecation warnings with Ruby 2.7
 
 ## 0.6.4 (2020-04-16)