mongoid.yml in mongoid-4.0.0.beta1

- old
+ new

@@ -27,12 +27,9 @@
         # The time in seconds that Moped should wait before retrying an
         # operation on failure. (default: 1)
         # retry_interval: 1
   # Configure Mongoid specific options. (optional)
   options:
-    # Enable the identity map, needed for eager loading. (default: false)
-    # identity_map_enabled: false
-
     # Includes the root model name in json serialization. (default: false)
     # include_root_in_json: false
 
     # Include the _type field in serializaion. (default: false)
     # include_type_for_serialization: false