Rakefile in simplecov-0.6.2 vs Rakefile in simplecov-0.6.3

@@ -1,7 +1,9 @@
 #!/usr/bin/env rake
 
-require 'bundler'
+require 'rubygems'
+require 'bundler/setup'
+require 'appraisal'
 Bundler::GemHelper.install_tasks
 
 require 'rake/testtask'
 Rake::TestTask.new(:test) do |test|
   test.libs << 'lib' << 'test'