Add 'user friendly' datastore API.

service/datastore/generic_key.go

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-package rawdatastore
+package datastore
 
 import (
         "encoding/json"
 )
 
 // GenericKey is an implementation of Key which doesn't rely on the
 // SDK's implementation. It differs slightly in that it's not recursive (and
 // thus cannot express some of the invalid Key's that the SDK implementation
 // can). In particular, it's not possible to have a GenericKey in a namespace
 // whose Parent() is in a different namespace.
@@ skipping 80 matching lines @@
 
 // UnmarshalJSON allows this key to be automatically unmarshaled by encoding/json.
 func (k *GenericKey) UnmarshalJSON(buf []byte) error {
         appID, namespace, toks, err := KeyUnmarshalJSON(buf)
         if err != nil {
                 return err
         }
         *k = *NewKeyToks(appID, namespace, toks)
         return nil
 }