Name: add_stuffed - add stuffing to a player

Syntax:
	add_stuffed(int stuff)

Description:
	The add_stuff call adds stuffing to a player. Depending on the level,
	a player is not able to eat any more food if he is too stuffed.

	The player is not notified about this action. It is possible to call this
	with a negative value.

Return value: none

Examples:
	this_player()->add_stuffed(10);
	
See also: player/add_intoxination, player/add_soaked, player/query_stuffed