pod/perldiag: Document some regex messages
constant.pm: Rmv ref in pod to non-existent module
podcheck.t: Note existence of some CPAN modules
Tie/File.pm: Fix pod broken link typo
Math-BigInt: Fix some broken links
libnetcfg.PL: Fix broken pod link
Math/BigRat.pm: Fix some broken pod links

This also changes the link to blog() to an internal one; it remains
broken, but should be documented in this pod, not outside it
dist/bignum/lib/bigint.pm: Fix broken pod link
dist/bignum/lib/bigrat.pm: Fix broken pod link
ext/Pod-Html/testdir/perlvar-copy.pod: Fix broken pod links
dist/bignum/lib/bignum.pm: Fix broken pod link
Add Felipe Gasper to AUTHORS
emphasize signal names over numbers in kill() docs
update ExtUtils-MakeMaker to github v6.65_01

Perl core specific highlights:
* Fix hash related issues for 5.18.
* Do not hard code the list of perl header files - discover them from disk instead
* Don't need completely different include file collector on VMS.
add a "hash quality score" to Hash::Util::bucket_stats()
Split out hash functions into new file and turn into inline static functions

This includes various tweaks related to building SipHash and other
cleanup.
add a hardened one-at-a-time hash variant

Mix in additional randomness into the final value.
silence signed mistmatch in comparison warning in Murmurhash

as far as I can tell 'i' can only be positive here.
default to PERL_FUNC_ONE_AT_A_TIME_HARD for all builds

For testing, but maybe for ever
rework ROTL definitions (and add ROTL_UV)