Add Rakefile and Gemfile

Gemfile

+source :rubygems
+
+if ENV.key?('PUPPET_VERSION')
+  puppetversion = "= #{ENV['PUPPET_VERSION']}"
+else
+  puppetversion = ['>= 2.7']
+end
+
+gem 'rake'
+gem 'puppet-lint'
+gem 'rspec-puppet'
+gem 'puppet', puppetversion
+gem 'puppetlabs_spec_helper', '>= 0.4.0'

Rakefile

+require 'puppet-lint/tasks/puppet-lint'
+require 'puppetlabs_spec_helper/rake_tasks'
+
+task :default => [:spec, :lint]
+