Removes captured pieces boxes on chess.com atomic variants
This scripts pairs very well with A.C.A.S., due to the fact that A.C.A.S. often detects these tiny pieces as if they were on the board, which enables the engine to take them into consideration when finding the best move.
That was also the reason why I wrote this.
Link to A.C.A.S.: https://greasyfork.org/en/scripts/459137-1-chess-assistant-a-c-a-s-advanced-chess-assistance-system
