Added documentation for the new SOFTWARE_HOME, INSTANCE_HOME, and CLIENT_HOME

display in the control panel.

lib/python/Products/OFSP/help/Control-Panel_Contents.stx

@@ -15,6 +15,14 @@ Control Panel - Contents: Zope system controls
 
       'System Platform' -- The type of machine Zope is running on.
 
+      'SOFTWARE_HOME' -- The filesystem path of the core Zope software.
+
+      'INSTANCE_HOME' -- The filesystem path where Zope loads add-on
+      software.
+
+      'CLIENT_HOME' -- The filesystem path where Zope stores data and
+      log files.
+
       'Process ID' -- The PID of the Zope process.
 
       'Running for' -- How long the Zope process has been running.

lib/python/Products/OFSP/help/Debug-Information_Debug.stx

@@ -14,10 +14,15 @@ Debug Information - Debugging Information: Online Zope debugging
 
       * The system platform name
 
+      * The filesystem path of the Zope core software, add-on software,
+        and data files.
+
       * The ID number of the Zope process (if available on your platform)
 
       * The length of time Zope has been running
 
+      * The Python module search paths (sys.path).
+
       * The top refcounts, including a table listing the changes since
       * the last snapshot