Merge pull request plone#1510 from plone/linkcheck-github-issue-search

Fix redirect link to search issue tracker, added Glossary term for navigation root

Author: stevepiercy

docs/contributing/documentation/authors.md

@@ -194,7 +194,7 @@ An [online demo of all lexers that Pygments supports](https://pygments.org/demo/
 You can also use the [`pygmentize`](https://pygments.org/docs/cmdline/) binary.
 
 When using the online lexer, if any red-bordered rectangles appear, then the lexer for Pygments interprets your snippet as not valid.
-You can search the [Pygments issue tracker](https://github.com/pygments/pygments/search) for possible solutions, or submit a pull request to enhance the lexer.
+You can search the [Pygments issue tracker](https://github.com/search?q=repo%3Apygments%2Fpygments+&type=issues) for possible solutions, or submit a pull request to enhance the lexer.
 
 
 (authors-html-meta-data-label)=

docs/glossary.md

@@ -583,7 +583,7 @@ Verb
     One of the basic actions that can be requested to be executed by the server (on an object) based on the {term}`Request`.
 
 Object URL
-    The target object of the {term}`Request`
+    The target object of the {term}`Request`.
 
 Authorization Header
     Part of the {term}`Request` that is responsible for the authentication related to the right user or service to ask for a {term}`Response`.
@@ -604,6 +604,9 @@ trigger
     A trigger is an event in Plone that causes the execution of defined actions.
     Example triggers include object modified, user logged in, and workflow state changed.
 
+navigation root
+    An object marked as a navigation root provides a way to root catalog queries, searches, breadcrumbs, and so on, into that object.
+
 FTI
 Factory Type Information
     Factory type information (FTI) is responsible for content creation in the portal.