Fixed wrong require

Author: wollistik

spec/spec_helper.rb

@@ -9,7 +9,7 @@
 require 'acts_as_recursive_tree'
 require_relative 'db/database'
 
-require 'database_cleaner'
+require 'database_cleaner-active_record'
 
 # Requires supporting ruby files with custom matchers and macros, etc,
 # in spec/support/ and its subdirectories.