void init() {
            this.debugRendering = false;
            this.jsonDeepMaps = true;
            this.jsonWsets = true;
            this.jsonMapsAll = true;
            this.jsonWsetsAll = true;
            this.tensorOptions = new JsonFormat.EncodeOptions(true, false, false);
        }
JSON renderer for search results.

@author Steinar Knutsen
@author bratseth
container-search/src/main/java/com/yahoo/search/rendering/JsonRenderer.java