CHANGELOG.md in potassium-3.0.0 vs CHANGELOG.md in potassium-5.1.1

@@ -1,8 +1,23 @@
 # Changelog
 
 ## Unreleased
 
+## 5.1.1
+
+Features:
+  - Rails 5.1.1 (`potassium` version will follow `Rails` version from now on) #136
+  - Adds front_end option to include Vue.js and Angular 2 (using `webpacker`)
+  - Replaces `bower` by `yarn`
+  - Add sidekiq as background processor alternative
+
+Bugfixes:
+  - Force `DelayedJobs` migration to use 4.2 `ActiveRecord` class
+  - Fix custom `ActiveAdmin` footer
+  - Remove heroku dependency from mailer recipe, #124
+  - Sentry environment was not being overriden, #123
+  - Support for Draper gem
+
 ## 3.0.0
 
 Features:
   - Rails 5.0.2
   - `better_errors` and `binding_of_caller` gem in development