Name: run_away - force a living to run away

Syntax:
	run_away()

Description:
	The run_away function forces a living to run away. It is used by the
	wimpy feature. The default direction is the counter direction from
	which the living entered the room. If this doesn't work, all default
	directions (north, south, ease, west, northwest... etc.) are tried.

Return value: none

Examples:
	this_player()->run_away();

See also: monster/set_wimpy, living/query_wimpy, helpdir/wimpy