Include keepachangelog_manager gem for CHANGELOG.md updating

Author: ianfixes

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - `ArduinoInstallation::force_install` now optionally accepts a version string
 - `arduino_library_location.rb` script to print Arduino library location to stdout
 - `arduino_ci_remote.rb` now supports `--skip-unittests` and `--skip-compilation`.  If you skip both, only the `autolocate!` of the Arduino binary will be performed.
+- `keepachangelog_manager` gem to begin streamlining the release process
 
 ### Changed
 - Unit tests and examples are now executed alphabetically by filename

CONTRIBUTING.md

@@ -32,8 +32,8 @@ See `SampleProjects/TestSomething/test/*.cpp` for the existing tests (run by rsp
 * Merge pull request with new features
 * `git stash save` (at least before the gem build step, but easiest here).
 * `git pull --rebase`
+* Update the sections of `CHANGELOG.md` by running `bundle exec keepachangelog_release.md --increment-patch`
 * Bump the version in lib/arduino_ci/version.rb and change it in README.md (since rubydoc.info doesn't always redirect to the latest version)
-* Update the sections of `CHANGELOG.md`
 * `git add README.md CHANGELOG.md lib/arduino_ci/version.rb`
 * `git commit -m "vVERSION bump"`
 * `git tag -a vVERSION -m "Released version VERSION"`

arduino_ci.gemspec

@@ -29,6 +29,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency "rubyzip", "~> 1.2"
 
   spec.add_development_dependency "bundler", "~> 1.15"
+  spec.add_development_dependency "keepachangelog_manager", "~> 0.0.1"
   spec.add_development_dependency "rspec", "~> 3.0"
   spec.add_development_dependency 'rubocop', '~>0.59.0'
   spec.add_development_dependency 'yard', '~>0.9.11'