Kittens sample working

AsyncDisplayKit/Layout/ASLayoutablePrivate.h

@@ -0,0 +1,19 @@
+/*
+ *  Copyright (c) 2014-present, Facebook, Inc.
+ *  All rights reserved.
+ *
+ *  This source code is licensed under the BSD-style license found in the
+ *  LICENSE file in the root directory of this source tree. An additional grant
+ *  of patent rights can be found in the PATENTS file in the same directory.
+ *
+ */
+
+#import <Foundation/Foundation.h>
+
+@class ASLayoutSpec;
+@class ASLayoutOptions;
+
+@protocol ASLayoutablePrivate <NSObject>
+- (ASLayoutSpec *)finalLayoutable;
+@property (nonatomic, strong, readonly) ASLayoutOptions *layoutOptions;
+@end