Gemfile in message-driver-0.7.2 vs Gemfile in message-driver-1.0.0

@@ -1,47 +1,32 @@
 source 'https://rubygems.org'
 
 # Specify your gem's dependencies in message-driver.gemspec
 gemspec
 
-platform :rbx do
-  gem 'rubysl'
-end
-
-mri_2plus = [:mri_20, :mri_21, :mri_22, :mri_23]
-ruby_2plus = [:ruby_20, :ruby_21, :ruby_22, :ruby_23]
-
 group :tools do
-  gem 'guard', platform: mri_2plus
-  gem 'guard-bundler', platform: mri_2plus
-  gem 'guard-rspec', platform: mri_2plus
-  gem 'guard-cucumber', platform: mri_2plus
-  gem 'guard-rubocop', platform: mri_2plus
+  gem 'guard'
+  gem 'guard-bundler'
+  gem 'guard-rspec'
+  gem 'guard-cucumber'
+  gem 'guard-rubocop'
   gem 'pry'
-  gem 'pry-byebug', platform: mri_2plus
-  gem 'pry-stack_explorer', platform: ruby_2plus
+  gem 'pry-byebug'
+  gem 'pry-stack_explorer'
   group :darwin do
     gem 'ruby_gntp'
     gem 'rb-fsevent'
-    gem 'relish', platform: mri_2plus
+    gem 'relish'
     gem 'lunchy'
   end
   gem 'yard'
   gem 'redcarpet'
   gem 'launchy'
 end
 
 group :development do
   gem 'thread_safe' # for the in_memory_adapter
-
-  # coveralls and it's dependencies need some management under ruby 1.9.3
   gem 'coveralls', require: false
-  gem 'term-ansicolor', '~> 1.3.0' if RUBY_VERSION == '1.9.3'
-  platform :ruby_19 do
-    gem 'json', '< 2'
-    gem 'addressable', '< 2.5'
-    gem 'tins', '~> 1.6.0'
-  end
 end
 
 require File.expand_path('../test_lib/broker_config', __FILE__)
 
 adapter = BrokerConfig.current_adapter.to_s