Remove unnecessay LOAD_PATH manipulations

Author: David Rodríguez

features/support/env.rb

@@ -23,8 +23,7 @@
 
 require ENV['RAILS_ROOT'] + '/config/environment'
 
-# Setup autoloading of ActiveAdmin and the load path
-$LOAD_PATH.unshift(File.join(File.dirname(__FILE__), '..', 'lib'))
+# Setup autoloading of ActiveAdmin
 autoload :ActiveAdmin, 'active_admin'
 
 require 'cucumber/rails'

spec/spec_helper.rb

@@ -1,9 +1,6 @@
-$LOAD_PATH.unshift(File.dirname(__FILE__))
-$LOAD_PATH << File.expand_path('../support', __FILE__)
-
 ENV['BUNDLE_GEMFILE'] = File.expand_path('../../Gemfile', __FILE__)
 
-require 'detect_rails_version'
+require File.expand_path('../support/detect_rails_version', __FILE__)
 ENV['RAILS'] = detect_rails_version
 
 require 'simplecov'