BSD Support: Puma and task_helper

• Puma/Sidekiq init-script https://gist.github.com/denvazh/5588936
• Patches below has few improvements to the gitlab check and task_helper
  Rake scripts to verify whether init script was installed on FreeBSD and LaunchDaemons (Mac OS) machine:
  • https://gist.github.com/denvazh/5573930

Gemfile:

# Application server
group :unicorn do
  gem "unicorn", '~> 4.6.3'
  gem 'unicorn-worker-killer'
end
+
+group :puma do
+  gem 'puma'
+  gem 'puma_worker_killer'
+end

bundle install --no-deployment --path vendor/bundle
bundle install --deployment --without ... unicorn