Macro:	MUD - the name of this MUD

Synopsis:
	string MUD

Description:
	'MUD' is defined systemwide and contains the name of the current
	MUD in form of a string. Here in Nemesis it is "Nemesis" ;-)

Note:
	It's a simple define in auto.h: #define MUD "Nemesis"

Return value:
	"Nemesis"
	In NemTest it is: "NemTest"

See also: lib/NEMESIS, lib/MACROs, w/nemtest