arrest.rb in arrest-0.0.50

- old
+ new

@@ -18,9 +18,10 @@
 require "arrest/source"
 require "arrest/helper/filter"
 require "arrest/helper/child_collection"
 require "arrest/helper/has_many_collection"
 require "arrest/helper/ordered_collection"
+require "arrest/helper/has_many"
 require "arrest/exceptions"
 require "arrest/http_source"
 require "arrest/mem_source"
 require "arrest/source"
 require "arrest/abstract_resource"