update changelog

CHANGELOG.md

@@ -1,62 +1,66 @@
-# Change Log
+# Changelog
+All notable changes to this project will be documented in this file.
 
-## 2.3.0 (2018-05-24)
-### Feature
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+
+## [2.3.0] - 2018-05-24
+### Added
 - remove rails 5.2 deprecation: _Passing the environment's name as a regular argument is deprecated and will be removed in the next Rails version. Please, use the -e option instead._
 - allow to set capistrano role to select server for remote console (#33)
 - allow to set shell used on server (#31)
 - [add rails:c alias to rails:console](https://gitlab.com/ydkn/capistrano-rails-console/issues/36)
 
-## 2.2.1 (2017-09-04)
-### Feature
+## [2.2.1] - 2017-09-04
+### Added
 - [add rails:db alias to rails:dbconsole](https://gitlab.com/ydkn/capistrano-rails-console/merge_requests/32)
 
-## 2.2.0 (2016-10-25)
-### Feature
+## [2.2.0] - 2016-10-25
+### Added
 - support for rbenv and chruby
 
-## 2.1.1 (2016-10-04)
-### Feature
+## [2.1.1] - 2016-10-04
+### Added
 - use password from database.yml for dbconsole
 
-## 2.1.0 (2016-09-23)
-### Feature
-- add support for `rails dbconsole`
+## [2.1.0] - 2016-09-23
 ### Fixed
 - revert unintentional change when the gem is required
+### Added
+- add support for `rails dbconsole`
 
-## 2.0.0 (2016-09-16)
+## [2.0.0] - 2016-09-16
 ### Changed
 - switched connection part to _sshkit-interactive_
 - allow setting rails environment separately from deployment environment
 - allow setting user to run rails console separately from ssh user
 
-## 1.0.2 (2015-12-06)
+## [1.0.2] - 2015-12-06
 ### Fixed
 - works with sshkit 1.8
 
-## 1.0.1 (2015-11-12)
+## [1.0.1] - 2015-11-12
 ### Fixed
 - setting ssh hostname through `ssh_options`
 - use login shell
-
-### Feature
+### Added
 - log ssh command before it is being executed
 
-## 1.0.0 (2015-08-01)
+## [1.0.0] - 2015-08-01
 ### Fixed
 - removed dependency on capistrano-rails gem setting propper rails_env
 - setting ssh port through `ssh_options`
 - setting ssh user through `ssh_options`
 - require a minimum version of 3.1.0 for capistrano (sshkit compatibility)
-
-### Feature
+### Added
 - support for ssh keys
 
-## 0.5.2 (2015-04-02)
+## [0.5.2] - 2015-04-02
 ### Fixed
 - removed rails binary check due to different environments in sshkit and the ssh shellout
 
-## 0.5.1 (2015-04-01)
+## [0.5.1] - 2015-04-01
 ### Fixed
 - missing ssh proxy options in console task