* lib/rubygems/doctor.rb:  Process directories in order in case the
  filesystem doesn't.  [ruby-trunk - Bug #7618]

  Process specifications before other directories in case of bugs.
* test/rubygems/test_gem_doctor.rb:  Test for above.

* lib/rubygems.rb:  Updated version.

* test/rubygems/test_require.rb:  Fixed double require of benchmark.rb.
  RubyGems bug #420.

* test/rubygems/test_gem_commands_check_command.rb:  Fixed unused
  variable warnings.
* test/rubygems/test_gem_commands_query_command.rb:  ditto
* test/rubygems/test_gem_installer.rb:  ditto


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38691 b2dd03c8-39d4-4d8f-98ff-823fe69b080e