interpret Wagn links in PlainText+discussion

When this is done, make sure to update documentation that used PlainText to escape double-brackets (also see Escaping for links and inclusions.

 

Also, add "See the tags already being used." to http://recentchangescamp.wagn.org/wagn/tags+*edit

---

Works! Checked for doc usage but none found. Closing.

  --John Abbe.....Tue Mar 24 17:39:18 -0700 2009