[STORE] Fixed the failing test for @mymodel.inspect

(Ruby 2.1.2)

Author: karmi

Diff for: elasticsearch-persistence/lib/elasticsearch/persistence/model/base.rb

@@ -45,7 +45,7 @@ def _version
 
           def to_s
             "#<#{self.class} #{attributes.to_hash.inspect.gsub(/:(\w+)=>/, '\1: ')}>"
-          end
+          end; alias :inspect :to_s
         end
       end