message: Fix to clear temporary texture in BlurFilter
diff: @@ -85,7 +85,7 @@ export class BlurFilterPass extends Filter
  let flop = renderTarget;
  this.state.blend = false;
  - filterManager.applyFilter(this, flip, flop, false);
  + filterManager.applyFilter(this, flip, flop, true);
  for (let i = 1; i < this.passes - 1; i++)
  {
  