0.7:
	New function mstat added.
	Docs added (thanks to Dean Roehrich).

0.8:
	Exports Dump and mstat.
	Docs list more details.
	Arrays print addresses of SV.
	CV: STASH renamed to COMP_STASH. The package of GV is printed now.
	Updated for newer overloading implementation (but will not report
		packages with overloading).
0.81:
	Implements and exports DeadCode().
	Buglet in the definition of mstat for malloc-less perl corrected.