Remove useless files, add hands

Assets/Oculus/SampleFramework/Usage/HandsTrainExample/Shaders/OculusSampleTrainSmokeShader.shader

@@ -1,83 +0,0 @@
-/************************************************************************************
-
-Copyright (c) Facebook Technologies, LLC and its affiliates. All rights reserved.
-
-See SampleFramework license.txt for license terms.  Unless required by applicable law
-or agreed to in writing, the sample code is provided “AS IS” WITHOUT WARRANTIES OR
-CONDITIONS OF ANY KIND, either express or implied.  See the license for specific
-language governing permissions and limitations under the license.
-
-************************************************************************************/
-
-Shader "Oculus Sample/Train Smoke"
-{
-  Properties
-  {
-    _MainTex ("Texture", 2D) = "white" {}
-    _TintColor ("Tint Color", Color) = (0.5, 0.5, 0.5, 0.5)
-  }
-    SubShader
-    {
-      Tags{"Queue" = "Transparent" "RenderType" = "Transparent"
-        "IgnoreProjector" = "True" "PreviewType" = "Plane"} 
-      LOD 100
-      Blend SrcAlpha OneMinusSrcAlpha
-      Cull Off
-      Lighting Off
-      ZWrite Off
-
-      Pass
-      {
-        CGPROGRAM
-        #pragma vertex vert
-        #pragma fragment frag
-       // In the future, we can play with particle instancing, see:
-       // see https://docs.unity3d.com/Manual/PartSysInstancing.html
-       // for now we cannot, because our minimum supported Unity version doesn't support it
-        #include "UnityCG.cginc"
-
-        struct vertIn
-        {
-          float2 uv : TEXCOORD0;
-          float4 vertex : POSITION;
-          fixed4 color : COLOR;
-          UNITY_VERTEX_INPUT_INSTANCE_ID
-        };
-
-        struct vertOut
-        {
-          float2 uv : TEXCOORD0;
-          float4 clipPos : SV_POSITION;
-          fixed4 color : COLOR;
-          UNITY_VERTEX_OUTPUT_STEREO
-        };
-
-        sampler2D _MainTex;
-        float4 _MainTex_ST;
-        fixed4 _TintColor;
-
-        vertOut vert (vertIn vIn)
-        {
-          vertOut vOut;
-          UNITY_SETUP_INSTANCE_ID(vIn);
-          UNITY_INITIALIZE_OUTPUT(vertOut, vOut);
-          UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(vOut);
-
-          vOut.clipPos = UnityObjectToClipPos(vIn.vertex);
-          vOut.uv = TRANSFORM_TEX(vIn.uv, _MainTex);
-          vOut.color = vIn.color * _TintColor;
-          return vOut;
-        }
-
-        fixed4 frag (vertOut vOut) : SV_Target
-        {
-          fixed4 fragColor = 2.0f * vOut.color * tex2D(_MainTex, vOut.uv);
-          // don't amplify opacity
-          fragColor.a = saturate(fragColor.a);
-          return fragColor;
-        }
-
-        ENDCG
-      }
-  }
-}