Vocabs CC-1778 CC-1787: Link to external page for portal browse doco
Vocabs CC-1778 CC-1787: Link to external page for portal browse doco

The link to documentation about portal concept browsing
was to the Intranet, rather than to the external
documentation.ands.org.au site. Now, point to the
external site.

au-research/ANDS-Registry-Core,au-research/ANDS-Registry-Core,au-research/ANDS-Registry-Core,au-research/ANDS-Registry-Core,au-research/ANDS-Registry-Core