Rakefile in kankri-0.1.0 vs Rakefile in kankri-0.1.1

- old
+ new

@@ -1,7 +1,14 @@
 require 'bundler/gem_tasks'
 require 'rspec/core/rake_task'
+require 'yard'
+require 'yardstick/rake/measurement'
+require 'yardstick/rake/verify'
 
 RSpec::Core::RakeTask.new
+YARD::Rake::YardocTask.new
+Yardstick::Rake::Verify.new
+Yardstick::Rake::Measurement.new
 
 task :default => :spec
+task :doc => :yard
 task :test => :spec