Revert r42938 "* lib/rubygems: Update to RubyGems 2.1.3"

It breaks build.
http://u64.rubyci.org/~chkbuild/ruby-trunk/log/20130913T200302Z.diff.html.gz

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42941 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 7 insertions, 7 deletions

diff --git a/lib/rubygems/commands/cleanup_command.rb b/lib/rubygems/commands/cleanup_command.rb
index 61f189e449..c8f0082bfb 100644
--- a/lib/rubygems/commands/cleanup_command.rb
+++ b/lib/rubygems/commands/cleanup_command.rb
@@ -6,10 +6,11 @@ class Gem::Commands::CleanupCommand < Gem::Command
 
   def initialize
     super 'cleanup',
-          'Clean up old versions of installed gems in the local repository',
+          'Clean up old versions of installed gems',
           :force => false, :install_dir => Gem.dir
 
-    add_option('-d', '--dryrun', "") do |value, options|
+    add_option('-n', '-d', '--dryrun',
+               'Do not uninstall gems') do |value, options|
       options[:dryrun] = true
     end
 
@@ -32,11 +33,11 @@ class Gem::Commands::CleanupCommand < Gem::Command
 
   def description # :nodoc:
     <<-EOF
-The cleanup command removes old gems from GEM_HOME.  If an older version is
-installed elsewhere in GEM_PATH the cleanup command won't touch it.
+The cleanup command removes old versions of gems from GEM_HOME that are not
+required to meet a dependency.  If a gem is installed elsewhere in GEM_PATH
+the cleanup command won't delete it.
 
-Older gems that are required to satisify the dependencies of gems
-are not removed.
+If no gems are named all gems in GEM_HOME are cleaned.
     EOF
   end
 
@@ -162,4 +163,3 @@ are not removed.
   end
 
 end
-