* 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


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39606 b2dd03c8-39d4-4d8f-98ff-823fe69b080e