source 'https://rubygems.org' group :development, :test do gem 'jekyll', '~> 3.4.5' gem 'jekyll-redirect-from', '~> 0.12.1' gem 'jekyll-sitemap', '~> 1.1.1' gem 'jekyll-toc', '~> 0.3.0.pre1' gem 'scss_lint', '~> 0.54.0' end