Gemfile in determinator-2.7.0

- old
+ new

@@ -1,9 +1,8 @@
 source 'https://rubygems.org'
 
-gem 'rails', '~> 5.0.2'
+gem 'rails', '~> 5.1'
 gem 'puma', '~> 3.0'
-gem 'sidekiq'
 
 gem 'determinator', path: '../..'
 
 group :development, :test do
   # Call 'byebug' anywhere in the code to stop execution and get a debugger console