Routine Name:	stack

Description:	Displays list of elements on working element stack.

Usage:		stack

Example:	genesis >  pwe
		/
		genesis >  pushe /neuron1
		/neuron1
		genesis >  pushe /neuron2
		/neuron2
		genesis >  stack
		/
		/neuron1

Notes:		The stack routine prints out the current contents of the
		element stack (the stack used to store paths pushed and 'pop'ed
		from the stack using the GENESIS pushe and pope routines).

		The stacked elements are listed in the reverse order in which
		they will be 'pop'ed (i.e., the last element listed will be
		the first 'pop'ed).

See also:	pushe, pope

