Log Message:
Update to 5.31:

5.31  Mon Sep  5 00:52:42 MST 2005
	- added standard tests for pod and pod-coverage checking
	- inserted subtest to check for failure when using
		unrecognized SHA algorithm

5.30  Sat Aug 20 16:46:08 MST 2005
	- updated docs with recent NIST statement on SHA-1
		-- advises use of larger and stronger hash functions
			(i.e. SHA-224/256/384/512) for new developments

5.29  Sun Aug 14 04:48:34 MST 2005
	- added explicit casts in "shaload" routine (ref. "ldvals")
		-- thanks to E. Allen Smith for pointing out SGI compiler
			warnings on IPxx-irix platforms
	- updated docs with cautionary note about SHA-1