Added new stocking scope to shader gui;

Added new stocking surface feature;
Added unity 6.3 support;

Fixed the issue that ssr weight does not blend ibl and ssr properly;
Fixed the issue that material recive ssr regardless of specular ambient mode;

Runtime/Shaders/Includes/Properties/UtsTextures.hlsl

@@ -33,6 +33,10 @@ TEXTURE2D(_SSSLutMap);
 TEXTURE2D(_HairBlendingMap);
 SAMPLER(sampler_HairBlendingMap);
 
+// Stocking
+TEXTURE2D(_StockingSparkingMap);
+SAMPLER(sampler_StockingSparkingMap);
+
 // Global
 TEXTURE2D(_HairShadowTex);
 TEXTURE2D_X(_HairBlendingTex);