if(context.panelPanter == null)
context.panelPanter = new PanelPainterLoop();
if(context.animationLoop == null)
context.animationLoop = new AnimationLoop();
if(context.cacheCleaner == null)
context.cacheCleaner = new CacheCleanerLoop();
if(Opts.isOn(options.get("start-background-threads")))