Merge pull request #23 from wuarmin/fix_circular_dep

Remove require of "graphql/client/schema/possible_types" at ObjectType.

Author: rmosolgo

lib/graphql/client/schema/object_type.rb

@@ -3,7 +3,6 @@
 require "graphql/client/error"
 require "graphql/client/errors"
 require "graphql/client/schema/base_type"
-require "graphql/client/schema/possible_types"
 
 module GraphQL
   class Client