Update tzinfo dependency to ~> 1.1

Include the tzinfo-data in the generated Gemfile on Windows.

activesupport/activesupport.gemspec

@@ -22,7 +22,7 @@
 
   s.add_dependency('i18n',       '~> 0.6', '>= 0.6.4')
   s.add_dependency 'json',       '~> 1.7'
-  s.add_dependency 'tzinfo',     '~> 0.3.37'
+  s.add_dependency 'tzinfo',     '~> 1.1'
   s.add_dependency 'minitest',   '~> 5.0'
   s.add_dependency 'thread_safe','~> 0.1'
 end

railties/lib/rails/generators/rails/app/templates/Gemfile

@@ -28,3 +28,8 @@ source 'https://rubygems.org'
 # Use debugger
 # gem 'debugger', group: [:development, :test]
 <% end -%>
+
+<% if RUBY_PLATFORM.match(/bccwin|cygwin|emx|mingw|mswin|wince/) -%>
+# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
+gem 'tzinfo-data', platforms: [:mingw, :mswin]
+<% end -%>