Rakefile in hazel-0.0.7 vs Rakefile in hazel-0.0.8

@@ -1,6 +1,8 @@
 # encoding: utf-8
-require 'rake/testtask'
+
+require "rake/testtask"
+require "bundler/gem_tasks"
 
 Rake::TestTask.new(:spec) do |test|
   test.libs << 'lib' << 'spec'
   test.pattern = 'spec/**/*_spec.rb'
 end