[WIP] Testing modifying an existing file

CHANGELOG.md

@@ -0,0 +1,3 @@
+## master
+* Add your own contributions to the next release on the line below this, please include your name too. Please don't set a new version if you are the first to make the section for `master`.
+* Modified a file, wheeeeee [@garrettmoon](http://github.com/garrettmoon)

Dangerfile

@@ -48,7 +48,7 @@ def check_file_header(files_to_check, license)
         data += io.read
       }
       if !data.start_with?(license_header)
-        fail ("Please ensure new source files begin with: \n" + license_header)
+        fail ("Please ensure new source files begin with: \n```\n" + license_header + "```")
       end
     end
   end

Source/ASTextNode.mm

@@ -1,11 +1,23 @@
 //
 //  ASTextNode.mm
-//  AsyncDisplayKit
+//  Texture
 //
 //  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.
+//  Modifications to this file made after 4/13/2017 are: Copyright (c) 2017-present,
+//  Pinterest, Inc.  Licensed under the Apache License, Version 2.0 (the "License");
+//  you may not use this file except in compliance with the License.
+//  You may obtain a copy of the License at
+//  
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS,
+//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//  See the License for the specific language governing permissions and
+//  limitations under the License.
 //
 
 #import <AsyncDisplayKit/ASTextNode.h>
@@ -30,6 +42,9 @@
 #import <AsyncDisplayKit/ASEqualityHashHelpers.h>
 #import <AsyncDisplayKit/ASObjectDescriptionHelpers.h>
 
+//This is a test
+//More test
+
 /**
  * If set, we will record all values set to attributedText into an array
  * and once we get 2000, we'll write them all out into a plist file.