nasty bug in background shader

dist/preview release/viewer/babylon.viewer.d.ts

@@ -1865,30 +1865,6 @@ declare module BabylonViewer {
     }
 }
 declare module BabylonViewer {
-    export interface IGroundConfiguration {
-        size?: number;
-        receiveShadows?: boolean;
-        shadowLevel?: number;
-        shadowOnly?: boolean;
-        mirror?: boolean | {
-            sizeRatio?: number;
-            blurKernel?: number;
-            amount?: number;
-            fresnelWeight?: number;
-            fallOffDistance?: number;
-            textureType?: number;
-        };
-        texture?: string;
-        color?: {
-            r: number;
-            g: number;
-            b: number;
-        };
-        opacity?: number;
-        material?: {
-            [propName: string]: any;
-        };
-    }
 }
 declare module BabylonViewer {
     export interface IImageProcessingConfiguration {

dist/preview release/viewer/babylon.viewer.module.d.ts

@@ -2013,30 +2013,7 @@ declare module 'babylonjs-viewer/configuration/interfaces/defaultRenderingPipeli
 }
 
 declare module 'babylonjs-viewer/configuration/interfaces/groundConfiguration' {
-    export interface IGroundConfiguration {
-        size?: number;
-        receiveShadows?: boolean;
-        shadowLevel?: number;
-        shadowOnly?: boolean;
-        mirror?: boolean | {
-            sizeRatio?: number;
-            blurKernel?: number;
-            amount?: number;
-            fresnelWeight?: number;
-            fallOffDistance?: number;
-            textureType?: number;
-        };
-        texture?: string;
-        color?: {
-            r: number;
-            g: number;
-            b: number;
-        };
-        opacity?: number;
-        material?: {
-            [propName: string]: any;
-        };
-    }
+    
 }
 
 declare module 'babylonjs-viewer/configuration/interfaces/imageProcessingConfiguration' {

gui/src/2D/controls/control.ts

@@ -971,8 +971,6 @@ export class Control {
         }
     }
 
-
-
     /** @hidden */
     protected _applyStates(context: CanvasRenderingContext2D): void {
         if (this._isFontSizeInPercentage) {

src/Shaders/background.vertex.fx

@@ -15,10 +15,6 @@ attribute vec3 normal;
 // Uniforms
 #include<instancesDeclaration>
 
-#ifdef POINTSIZE
-uniform float pointSize;
-#endif
-
 // Output
 varying vec3 vPositionW;
 #ifdef NORMAL