Emit ply event in apiMove
Emit ply event in apiMove

When on latest move, emit ply event when
apiMove steps the board forward.

For #5203.

arex1337/lila,luanlv/lila,arex1337/lila,luanlv/lila,arex1337/lila,luanlv/lila,arex1337/lila,arex1337/lila,luanlv/lila,luanlv/lila,luanlv/lila,arex1337/lila,luanlv/lila,arex1337/lila