Update to RubyGems 1.3.4 r2223

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23659 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/rubygems/rubygems_plugin.rb

@@ -0,0 +1,16 @@
+require 'rubygems/command_manager'
+
+class Gem::Commands::InterruptCommand < Gem::Command
+
+  def initialize
+    super('interrupt', 'Raises an Interrupt Exception', {})
+  end
+
+  def execute
+    raise Interrupt, "Interrupt exception"
+  end
+
+end
+
+Gem::CommandManager.instance.register_command :interrupt
+