Gemfile in procrastinator-1.1.0 vs Gemfile in procrastinator-1.2.0

@@ -1,6 +1,18 @@
 # frozen_string_literal: true
 
 source 'https://rubygems.org'
 
+group :development do
+   gem 'bundler', '~> 2.3'
+   gem 'fakefs', '~> 1.8'
+   gem 'rake', '~> 13.0'
+   gem 'rspec', '~> 3.9'
+   gem 'rubocop', '~> 1.12'
+   gem 'rubocop-performance', '~> 1.10'
+   gem 'simplecov', '~> 0.18.0'
+   gem 'timecop', '~> 0.9'
+   gem 'yard', '~> 0.9'
+end
+
 # Specify your gem's dependencies in procrastinator.gemspec
 gemspec