remove old way of rendering images

pdb-js/src/app/plot.service.ts

@@ -215,12 +215,6 @@ export type RenderedImages = {
 
 export class PlotRequest {
   constructor(
-    public height : number,
-    public width : number,
-    public thumbnailMaxWidth : number = 300,
-    public thumbnailMaxHeight : number = 200,
-    public keyOutside : boolean = false,
-    public generateThumbnail : boolean,
     public submitterId: string,
     public config: PlotConfig,
     public renders: RenderOptionsMap
@@ -264,9 +258,7 @@ export class YAxisDefinition {
 
 export class PlotResponse {
   constructor(
-    public imageUrl : string,
     public stats : PlotResponseStats,
-    public thumbnailUrl : string,
     public rendered: RenderedImages){}
 }