Merge remote-tracking branch 'origin/master' into config-manager

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Assets/Scenes/Anchors.unity

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Assets/Scenes/FaceTracking/FacePose.unity

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Assets/Scenes/HumanSegmentation/HumanSegmentationImages.unity

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Assets/Scenes/ImageTracking/ImageTracking.unity

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Assets/Scenes/LightEstimation/ARKitHDRLightEstimation.unity

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Assets/Scenes/Object Tracking/ObjectTracking.unity

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Assets/Scenes/SimpleAR/SimpleAR.unity

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Assets/Scenes/UX/SampleUXScene.unity

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README.md

 
 The relevant scripts are on the "Directional Light" GameObject.
 
-## ReferencePoints
+## Anchors
-This sample shows how to create reference points as the result of a raycast hit. The "Clear Reference Points" button removes all created reference points. See the [`ReferencePointCreator.cs`](https://github.com/Unity-Technologies/arfoundation-samples/blob/master/Assets/Scripts/ReferencePointCreator.cs) script.
+This sample shows how to create anchors as the result of a raycast hit. The "Clear Anchors" button removes all created anchors. See the [`AnchorCreator.cs`](https://github.com/Unity-Technologies/arfoundation-samples/blob/master/Assets/Scripts/AnchorCreator.cs) script.
 
 ## Scale