doc: document request.template object in template glossary (3rd meaning)

Author: rouilj

doc/glossary.txt

@@ -83,22 +83,23 @@ Roundup Glossary
 
       this term has three meanings depending on context.
 
-      It refers to files that are processed by a templating engine to
-      produce output suitable for machine or human consumption. For
-      example a template could produce a html page that includes the
-      name of the user.
-
-      It is an property of the request object in the templating
-      system. Templates that are used with a specific class (e.g.
-      ``issue.item.html``) will have this entry set to the middle
-      element (``item`` in this example). For templates like
-      ``home.html`` the element will be set to the empty string.
-
-      It also can mean a **Tracker template**. This is a set of files
-      used to install a new tracker. Tracker templates define a
-      tracker with a particular look and feel, :term:`schema`,
-      permissions model, and :term:`detectors`. Roundu ships with five
-      templates and people on the net `have produced other templates`_
+      1. files that are processed by a templating engine to
+         produce output suitable for machine or human consumption. For
+         example a template could produce a html page that includes the
+         name of the user.
+
+      2. a property of the request object in the templating
+         system. Templates that are used with a specific class (e.g.
+         ``issue.item.html``) will have this entry set to the middle
+         element (``item`` in this example). For templates like
+         ``home.html`` the element will be set to the empty string.
+
+      3. a **Tracker template**. This is a set of files
+	 used to install a new tracker. Tracker templates define a
+	 tracker with a particular look and feel, :term:`schema`,
+	 permissions model, and :term:`detectors`. Roundup ships with
+	 five templates and people on the net `have produced other
+	 templates`_
 
 
    tracker