v1.1 mobile tweaks

changelog:

v1.1

• fix mobile interaction
  • previously, you needed to double-tap to position the selection box properly
  • now, you can tap-and-drag directly

v1.0

• new mouse cursor
• fix buggy score display when score is above 320
• nicer game end
  • points gained beforehand continue ticking
  • numbers can be matched afterward (but for zero points)

v0.1

• beta release