Merge pull request #1136 from mark-young-atg/provide_changelog_link_on_rubygems

Provide a 'Changelog' link on rubygems.org/gems/rails-i18n

Author: pama

rails-i18n.gemspec

@@ -21,4 +21,6 @@ Gem::Specification.new do |s|
   s.add_development_dependency "rspec-rails", "~> 3.7"
   s.add_development_dependency "i18n-spec", "~> 0.6.0"
   s.add_development_dependency "i18n-tasks", "~> 0.9.37"
+
+  s.metadata["changelog_uri"] = "#{s.homepage}/blob/master/CHANGELOG.md"
 end