Update to 2.1.19

Assets/Shaders/FeatheredPlaneShader.shader

 Shader "Unlit/FeatheredPlaneShader"
 {
-	Properties
-	{
-		_MainTex ("Texture", 2D) = "white" {}
-		_TexTintColor("Texture Tint Color", Color) = (1,1,1,1)
-		_PlaneColor("Plane Color", Color) = (1,1,1,1)
-	}
-	SubShader
-	{
-		Tags { "RenderType"="Transparent" "Queue"="Transparent" }
-		LOD 100
-		Blend SrcAlpha OneMinusSrcAlpha
-		ZWrite Off
+    Properties
+    {
+        _MainTex ("Texture", 2D) = "white" {}
+        _TexTintColor("Texture Tint Color", Color) = (1,1,1,1)
+        _PlaneColor("Plane Color", Color) = (1,1,1,1)
+    }
+    SubShader
+    {
+        Tags { "RenderType"="Transparent" "Queue"="Transparent" }
+        LOD 100
+        Blend SrcAlpha OneMinusSrcAlpha
+        ZWrite Off
-		Pass
-		{
-			CGPROGRAM
-			#pragma vertex vert
-			#pragma fragment frag
-			
-			#include "UnityCG.cginc"
+        Pass
+        {
+            CGPROGRAM
+            #pragma vertex vert
+            #pragma fragment frag
-			struct appdata
-			{
-				float4 vertex : POSITION;
-				float2 uv : TEXCOORD0;
-				float3 uv2 : TEXCOORD1;
-			};
+            #include "UnityCG.cginc"
-			struct v2f
-			{
-				float4 vertex : SV_POSITION;
-				float2 uv : TEXCOORD0;
-				float3 uv2 : TEXCOORD1;
-			};
+            struct appdata
+            {
+                float4 vertex : POSITION;
+                float2 uv : TEXCOORD0;
+                float3 uv2 : TEXCOORD1;
-			sampler2D _MainTex;
-			float4 _MainTex_ST;
-			fixed4 _TexTintColor;
-			fixed4 _PlaneColor;
-			float _ShortestUVMapping;
+                UNITY_VERTEX_INPUT_INSTANCE_ID
+            };
-			v2f vert (appdata v)
-			{
-				v2f o;
-				o.vertex = UnityObjectToClipPos(v.vertex);
-				o.uv = TRANSFORM_TEX(v.uv, _MainTex);
-				o.uv2 = v.uv2;
-				return o;
-			}
-			
-			fixed4 frag (v2f i) : SV_Target
-			{
-				fixed4 col = tex2D(_MainTex, i.uv) * _TexTintColor;
-				col = lerp( _PlaneColor, col, col.a);
-				// Fade out from as we pass the edge.
-				// uv2.x stores a mapped UV that will be "1" at the beginning of the feathering.
-				// We fade until we reach at the edge of the shortest UV mapping.
-				// This is the remmaped UV value at the vertex.
-				// We choose the shorted one so that ll edges will fade out completely.
-				// See ARFeatheredPlaneMeshVisualizer.cs for more details.
-				col.a *=  1-smoothstep(1, _ShortestUVMapping, i.uv2.x);
-				return col;
-			}
-			ENDCG
-		}
-	}
+            struct v2f
+            {
+                float4 vertex : SV_POSITION;
+                float2 uv : TEXCOORD0;
+                float3 uv2 : TEXCOORD1;
+
+                UNITY_VERTEX_OUTPUT_STEREO
+            };
+
+            sampler2D _MainTex;
+            float4 _MainTex_ST;
+            fixed4 _TexTintColor;
+            fixed4 _PlaneColor;
+            float _ShortestUVMapping;
+
+            v2f vert (appdata v)
+            {
+                v2f o;
+
+                UNITY_SETUP_INSTANCE_ID(v);
+                UNITY_INITIALIZE_OUTPUT(v2f, o);
+                UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
+
+                o.vertex = UnityObjectToClipPos(v.vertex);
+                o.uv = TRANSFORM_TEX(v.uv, _MainTex);
+                o.uv2 = v.uv2;
+                return o;
+            }
+
+            fixed4 frag (v2f i) : SV_Target
+            {
+                UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(i);
+                fixed4 col = tex2D(_MainTex, i.uv) * _TexTintColor;
+                col = lerp( _PlaneColor, col, col.a);
+                // Fade out from as we pass the edge.
+                // uv2.x stores a mapped UV that will be "1" at the beginning of the feathering.
+                // We fade until we reach at the edge of the shortest UV mapping.
+                // This is the remmaped UV value at the vertex.
+                // We choose the shorted one so that ll edges will fade out completely.
+                // See ARFeatheredPlaneMeshVisualizer.cs for more details.
+                col.a *=  1-smoothstep(1, _ShortestUVMapping, i.uv2.x);
+                return col;
+            }
+            ENDCG
+        }
+    }
 }

Packages/manifest.json

   "dependencies": {
     "com.unity.2d.sprite": "1.0.0",
     "com.unity.2d.tilemap": "1.0.0",
-    "com.unity.ads": "3.6.1",
-    "com.unity.analytics": "3.3.5",
-    "com.unity.collab-proxy": "1.2.16",
-    "com.unity.ide.rider": "1.1.4",
-    "com.unity.ide.vscode": "1.2.3",
+    "com.unity.ads": "3.7.5",
+    "com.unity.analytics": "3.6.12",
+    "com.unity.collab-proxy": "1.14.9",
+    "com.unity.ide.rider": "1.2.1",
+    "com.unity.ide.visualstudio": "2.0.12",
+    "com.unity.ide.vscode": "1.2.4",
-    "com.unity.purchasing": "3.0.1",
-    "com.unity.test-framework": "1.1.24",
+    "com.unity.purchasing": "4.1.2",
+    "com.unity.test-framework": "1.1.29",
-    "com.unity.xr.arcore": "2.1.18",
-    "com.unity.xr.arfoundation": "2.1.18",
-    "com.unity.xr.arkit": "2.1.18",
-    "com.unity.xr.arkit-face-tracking": "1.0.13",
+    "com.unity.xr.arcore": "2.1.19",
+    "com.unity.xr.arfoundation": "2.1.19",
+    "com.unity.xr.arkit": "2.1.19",
+    "com.unity.xr.arkit-face-tracking": "1.0.14",
     "com.unity.modules.ai": "1.0.0",
     "com.unity.modules.androidjni": "1.0.0",
     "com.unity.modules.animation": "1.0.0",

ProjectSettings/ProjectVersion.txt

-m_EditorVersion: 2019.4.24f1
-m_EditorVersionWithRevision: 2019.4.24f1 (5da6f0345e82)
+m_EditorVersion: 2019.4.35f1
+m_EditorVersionWithRevision: 2019.4.35f1 (0462406dff2e)