It supports to enable frozen string literal and add `--norc` option for
  disable to `.gemrc` configuration.
  See 2.5.2 release notes for other fixes and enhancements.
  https://github.com/rubygems/rubygems/blob/a8aa3bac723f045c52471c7b9328310a048561e0/History.txt#L3

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53707 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

When you change this to true, you may need to add more tests.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53141 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  this version contains new feature that warn invalid SPDX license
  identifiers. https://github.com/rubygems/rubygems/pull/1249
  and #1032, #1023, #1332, #1328, #1306, #1321, #1324
* test/rubygems: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51801 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  this version contains many enhancements see http://git.io/vtNwF
* test/rubygems: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51092 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  Fixed #1159, #1171, #1173 on rubygems/rubygems
* test/rubygems: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49774 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  Fixed #1156, #1142, #1115, #1142, #1139 on rubygems/rubygems
* test/rubygems:  ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49511 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* test/rubygems:  ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48729 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* test/rubygems:  ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47748 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  Complete history at:
  https://github.com/rubygems/rubygems/blob/master/History.txt#L3-L216
* test/rubygems:  ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47582 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* lib/rubygems/basic_specification.rb (class Gem):
	* lib/rubygems/commands/contents_command.rb (prefix or only the files that are requir):
	* lib/rubygems/commands/install_command.rb (to write the specification by hand):
	* lib/rubygems/commands/setup_command.rb (class Gem):
	* lib/rubygems/commands/setup_command.rb (TEXT):
	* lib/rubygems/compatibility.rb (module Gem):
	* lib/rubygems/defaults.rb (module Gem):
	* lib/rubygems/deprecate.rb (module Gem):
	* lib/rubygems/installer.rb (class Gem):
	* lib/rubygems/platform.rb (class Gem):
	* lib/rubygems/rdoc.rb (class Gem):
	* lib/rubygems/request_set/lockfile.rb (class Gem):
	* lib/rubygems/resolver/installer_set.rb (class Gem):
	* lib/rubygems/resolver.rb (class Gem):
	* lib/rubygems/specification.rb (class Gem):
	* lib/rubygems/test_case.rb (class Gem):
	* lib/rubygems/test_case.rb (Also):
	* lib/rubygems/uninstaller.rb (class Gem):
	* lib/rubygems.rb (module Gem):
	* test/rubygems/test_gem.rb (class TestGem):
	* test/rubygems/test_gem_commands_contents_command.rb (lib):
	* test/rubygems/test_gem_commands_environment_command.rb (class TestGemCommandsEnvironmentCommand):
	* test/rubygems/test_gem_commands_install_command.rb (ERROR):
	* test/rubygems/test_gem_commands_update_command.rb (class TestGemCommandsUpdateCommand):
	* test/rubygems/test_gem_dependency_installer.rb (class TestGemDependencyInstaller):
	* test/rubygems/test_gem_installer.rb (load Gem):
	* test/rubygems/test_gem_installer.rb (gem):
	* test/rubygems/test_gem_request_set_lockfile.rb (GEM):
	* test/rubygems/test_gem_request_set_lockfile.rb (DEPENDENCIES):
	* test/rubygems/test_gem_specification.rb (dependencies):
	* test/rubygems/test_gem_specification.rb (duplicate dependency on b):
	* test/rubygems/test_gem_uninstaller.rb (class TestGemUninstaller):


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44515 b2dd03c8-39d4-4d8f-98ff-823fe69b080e