Log Message:
Add SHA512 digests for distfiles for geography category

One mismatched digest found in geography/libmemphis02:
	# package libmemphis02
	recorded SHA1 (memphis-0.2.3.tar.gz) = dbc2f61e49b996dc9ca91df0de9a08eb7adbfa9b
	calculated SHA1 (memphis-0.2.3.tar.gz) = 85993bce12c3616fcf6e7682a70b9605883edec2
No changes were made to the libmemphis02 distinfo file

Otherwise, existing SHA1 digests verified and found to be the same on
the machine holding the existing distfiles (morden).  All existing
SHA1 digests retained for now as an audit trail.