Render SVG on legacy mode

There is reasons:
In next mode

  1. output apk file is bigger on 10-15%;
  2. low runtime performance. fps is 30-35 against stable 60 in legacy.
  3. back key doesn’t work properly:
    Android. Can’t prevent Back button event on Next
    So i would rather wait few openfl updates. At the moment legacy is better for me :smile: