Remove unnecessary self as a return value of initialize method (elastic#897)

Author: pocke

elasticsearch-model/lib/elasticsearch/model/response/records.rb

@@ -45,7 +45,6 @@ def initialize(klass, response, options={})
           metaclass.__send__ :include, adapter.records_mixin
 
           self.options = options
-          self
         end
 
         # Returns the hit IDs

elasticsearch-persistence/examples/notes/application.rb

@@ -35,7 +35,6 @@ def initialize(attributes={})
     __add_date
     __extract_tags
     __truncate_text
-    self
   end
 
   def method_missing(method_name, *arguments, &block)