Fix/spatial awareness (#70)

* updated reference

* added WMR Camera Data Provider

* updated WMR Camera Data Provider

* updated camera rig reference

* updated icon

* moved WMR Camera data provider into correct file location

* updated data provider constructors

* added service parent reference

* Added rig reset override

* reverted changes

* removed unused reference

* added camera profile

* updated observer origin to work with camera system updates

SpatialObservers/WindowsMixedRealitySpatialMeshObserver.cs

@@ -11,6 +11,7 @@
 using UnityEngine.XR.WSA;
 using XRTK.Definitions.SpatialAwarenessSystem;
 using XRTK.Extensions;
+using XRTK.Services;
 using XRTK.Utilities;
 #endif // UNITY_WSA
 
@@ -58,7 +59,9 @@ public override void Update()
             // Update the observer location if it is not stationary
             if (!IsStationaryObserver)
             {
-                ObserverOrigin = CameraCache.Main.transform.position;
+                ObserverOrigin = MixedRealityToolkit.CameraSystem != null
+                    ? MixedRealityToolkit.CameraSystem.MainCameraRig.CameraTransform.localPosition
+                    : CameraCache.Main.transform.position;
             }
 
             // The application can update the observer volume at any time, make sure we are using the latest.
@@ -158,7 +161,7 @@ void OnDataReady(SurfaceData cookedData, bool outputWritten, float elapsedCookTi
                 {
                     if (!outputWritten)
                     {
-                        Debug.LogWarning($"No output for {cookedData.id.handle}");
+                        Debug.LogWarning($"No output for {cookedData.id.handle.ToString()}");
                         return;
                     }