Log Message:
Update from version 0.62nb1 to 0.63.

Pkgsrc changes:
 o Adjust dependencies according to new META.yml

Upstream changes:

version: 0.63
date:    2008-11-11
changes:
  - improved support for nested blocked elements (needed, e.g., for
    MediaWiki support of 'p' elements within table cells, bug #37911)