Make user action previsualisation

[HydrolienF]

• When PLAYER_1_PLACE or PLAYER_2_PLACE display a 50% alpha circle of the player color under the mouse cursor if it's a valid area.
• When PLAYER_1_ROTATE or PLAYER_2_ROTATE display 2 50% alpha rotating arrows, one in each direction in the 3x3 tile of the mouse cursor. When clicked it rotate the tile in the arrow direction. Clicking on a tile has no effect when player are rotating.