[Checkins] SVN: Sandbox/ulif/grok-reference-with-rest2/doc/grokref/ Added external reference.

[Uli Fouquet]

Log message for revision 82825:
  Added external reference.

Changed:
  _U  Sandbox/ulif/grok-reference-with-rest2/doc/grokref/

-=-

Property changes on: Sandbox/ulif/grok-reference-with-rest2/doc/grokref
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Name: svn:externals
   + extensions	https://svn.gnufix.de/repos/rest-extensions/trunk