Update PCRE to 6.1.
Update PCRE to 6.2.
Update PCRE to 6.4.
Update PCRE to 6.5.
Allow attr_access to function on vattr or wildcarded attributes, so that:

attr_access WIZ-* wizard

...will work to restrict all attributes beginning with 'WIZ-' to wizards only.
Required for Cuendillar.