CHANGELOG.md in appfuel-0.4.1 vs CHANGELOG.md in appfuel-0.4.2

@@ -3,9 +3,13 @@
 
 # [Unreleased]
 
 
 # Releases
+## [[0.4.2]](https://github.com/rsb/appfuel/releases/tag/0.4.2) 2017-06-21
+### Added
+- database configuration definition
+
 ## [[0.4.1]](https://github.com/rsb/appfuel/releases/tag/0.4.1) 2017-06-21
 ### Changed
 - renamed `Appfuel::Configuration` to `Appfuel::Config`
 
 ## [[0.4.0]](https://github.com/rsb/appfuel/releases/tag/0.4.0) 2017-06-21