Implement beaker-module_install_helper

Gemfile updated by modulesync PR: puppetlabs/modulesync_configs#122

Gemfile

@@ -59,6 +59,7 @@ group :system_tests do
   gem 'beaker-rspec', *location_for(ENV['BEAKER_RSPEC_VERSION'] || '>= 3.4')     if ! supports_windows
   gem 'beaker-rspec', *location_for(ENV['BEAKER_RSPEC_VERSION'] || '~> 5.1')     if supports_windows
   gem 'beaker-puppet_install_helper',                                            :require => false
+  gem 'beaker-module_install_helper',                                            :require => false
   gem 'master_manipulator',                                                      :require => false
   gem 'beaker-hostgenerator', *location_for(ENV['BEAKER_HOSTGENERATOR_VERSION'])
   gem 'beaker-abs', *location_for(ENV['BEAKER_ABS_VERSION'] || '~> 0.1')        

spec/spec_helper_acceptance.rb

@@ -1,17 +1,12 @@
 require 'beaker-rspec'
 require 'beaker/puppet_install_helper'
-
+require 'beaker/module_install_helper'
 UNSUPPORTED_PLATFORMS = ['windows', 'Darwin']
 
 run_puppet_install_helper
+install_module_on(hosts)
+install_module_dependencies_on(hosts)
 
 RSpec.configure do |c|
-  proj_root = File.expand_path(File.join(File.dirname(__FILE__), '..'))
   c.formatter = :documentation
-  c.before :suite do
-    hosts.each do |host|
-      copy_module_to(host, :source => proj_root, :module_name => 'accounts')
-      on host, puppet('module','install','puppetlabs-stdlib'), { :acceptable_exit_codes => [0,1] }
-    end
-  end
 end