Gemfile in dm-serializer-1.1.0 vs Gemfile in dm-serializer-1.2.0.rc1

@@ -3,24 +3,26 @@
 source 'http://rubygems.org'
 
 SOURCE         = ENV.fetch('SOURCE', :git).to_sym
 REPO_POSTFIX   = SOURCE == :path ? ''                                : '.git'
 DATAMAPPER     = SOURCE == :path ? Pathname(__FILE__).dirname.parent : 'http://github.com/datamapper'
-DM_VERSION     = '~> 1.1.0'
-DO_VERSION     = '~> 0.10.2'
+DM_VERSION     = '~> 1.2.0.rc1'
+DO_VERSION     = '~> 0.10.6'
 DM_DO_ADAPTERS = %w[ sqlite postgres mysql oracle sqlserver ]
 
-gem 'dm-core',   DM_VERSION, SOURCE => "#{DATAMAPPER}/dm-core#{REPO_POSTFIX}"
-gem 'fastercsv', '~> 1.5.4'
-gem 'json',      '~> 1.4.6'
+gem 'dm-core',    DM_VERSION, SOURCE => "#{DATAMAPPER}/dm-core#{REPO_POSTFIX}"
+gem 'fastercsv',  '~> 1.5.4'
+gem 'multi_json', '~> 1.0.3'
+gem 'json',       '~> 1.5.4', :platforms => [ :ruby_18, :jruby ]
+gem 'json_pure',  '~> 1.5.4', :platforms => [ :mswin ]
 
 group :development do
 
   gem 'dm-validations', DM_VERSION, SOURCE => "#{DATAMAPPER}/dm-validations#{REPO_POSTFIX}"
-  gem 'jeweler',        '~> 1.5.2'
-  gem 'rake',           '~> 0.8.7'
-  gem 'rspec',          '~> 1.3.1'
+  gem 'jeweler',        '~> 1.6.4'
+  gem 'rake',           '~> 0.9.2'
+  gem 'rspec',          '~> 1.3.2'
 
 end
 
 group :testing do
 
@@ -30,12 +32,12 @@
 end
 
 platforms :mri_18 do
   group :quality do
 
-    gem 'rcov',      '~> 0.9.9'
-    gem 'yard',      '~> 0.6'
-    gem 'yardstick', '~> 0.2'
+    gem 'rcov',      '~> 0.9.10'
+    gem 'yard',      '~> 0.7.2'
+    gem 'yardstick', '~> 0.4'
 
   end
 end
 
 group :datamapper do