Gemfile in coltrane-1.2.4 vs Gemfile in coltrane-2.0.0

@@ -4,9 +4,12 @@
 
 group :test, :development do
   gem 'pry'
   gem 'pry-byebug'
   gem 'pry-rescue'
+  gem 'pronto'
+  gem 'pronto-flay'
+  gem 'pronto-rubocop'
 end
 
 group :test do
   gem 'rspec'
   gem 'simplecov', require: false
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