Name: set_str - set the strength stat in a living

Syntax:
	set_str(int str)

Description:
	The set_str call sets the strength stat in a living. Normal values for
	str are in the range from 1 to 20.

Return value: none

Examples:
	this_player()->set_str(10);

See also: living/set_int, living/set_dex, living/set_con, living/query_str