Even more removals and moves!

Turns out we don't even use CMD in any units... so why make it?

Lots of other stuff got ripped out. Tests basically shouldn't need to
require anything but 1 implementation file and a test framework.
Anything more than that is a smell.

Signed-off-by: Ryan Davis <zenspider@chef.io>

test/functional/helper.rb

@@ -1,16 +1,13 @@
-
 require 'helper'
-require 'rbconfig'
-require 'json'
-require 'fileutils'
-require 'yaml'
-require 'tmpdir'
+require 'train'
 
 require 'minitest/hell'
 class Minitest::Test
   parallelize_me!
 end
 
+CMD = Train.create('local', command_runner: :generic).connection
+
 class Module
   include Minitest::Spec::DSL
 end

test/helper.rb

@@ -75,25 +75,14 @@ end
 
 require 'webmock/minitest'
 require 'mocha/setup'
-require 'fileutils'
-require 'pathname'
-require 'tempfile'
-require 'tmpdir'
-require 'zip'
-require 'json'
-
-require 'inspec/version'
 require 'inspec/log'
 require 'inspec/backend'
-require 'train'
+require "helpers/mock_loader"
 
-CMD = Train.create('local', command_runner: :generic).connection
 TMP_CACHE = {}
 
 Inspec::Log.logger = Logger.new(nil)
 
-require "helpers/mock_loader"
-
 def load_resource(*args)
   m = MockLoader.new(:ubuntu1404)
   m.send('load_resource', *args)