- fixed a bug where the player unit would get stuck in the floor after dieing inside a shield

- updated the tutorial to explain that units should not be standing inside shields

- the camera no longer travels to the top left corner if the mouse is outside the game window, while edge scrolling is enabled

- opening the friends panel in the lobby now automatically closes the weapon selection to prevent overlapping

- the tile borders in lobby map are now always uniform (the used to be slightly thinner on the outermost edge)

- the center tile is no longer highlighted if the mouse is outside the game window, during a match.