merge revision(s) 39603: [Backport #7991]
	  for [Bug #7698]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39796 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 39606,39609: [Backport #8019]

	* lib/rubygems/commands/query_command.rb:  Only fetch remote specs when
	  showing details.  [ruby-trunk - Bug #8019]  RubyGems bug #487

	* lib/rubygems/remote_fetcher.rb:  ditto.

	* lib/rubygems/security/policy.rb:  ditto.

	* test/rubygems/test_gem_commands_query_command.rb:  Test for the
	  above.

	* lib/rubygems/security.rb:  Make OpenSSL optional for RubyGems.

	* lib/rubygems/commands/cert_command.rb:  ditto.

	* lib/rubygems/config_file.rb:  Display file with YAML error, not
	  ~/.gemrc

	* lib/rubygems/remote_fetcher.rb:  Only create gem subdirectories when
	  installing gems.

	* lib/rubygems/dependency_resolver.rb:  ditto.

	* lib/rubygems/test_utilities.rb:  ditto.

	* test/rubygems/test_gem_commands_fetch_command.rb:  Test for the
	  above.

	* lib/rubygems/spec_fetcher.rb:  Only try to upgrade
	  http://rubygems.org to HTTPS

	* test/rubygems/test_gem_spec_fetcher.rb:  Test for the above.

	* lib/rubygems.rb:  Update win_platform? check for JRuby compatibility.

	* test/rubygems/test_gem_installer.rb:  Update for Ruby 1.9.2
	  compatibility

	* test/rubygems/test_gem_spec_fetcher.rb:  Removed unused variable.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39797 b2dd03c8-39d4-4d8f-98ff-823fe69b080e