Update doc and translations

docs/index.md

@@ -94,6 +94,7 @@ Optional configuration values ends with *.
   * plugins/display/top_downloads.py
   * plugins/display/all_visits.py
   * plugins/display/top_hits.py
+  * plugins/display/track_users.py
   * plugins/display/browsers.py
   * plugins/display/referers.py
   * plugins/display/operating_systems.py
@@ -280,6 +281,34 @@ plugins.display.top_hits
         None
 
 
+plugins.display.track_users
+---------------------------
+
+    Display hook
+    
+    Track users
+    
+    Plugin requirements :
+        None
+    
+    Conf values needed :
+        tracked_ip
+        create_tracked_page*
+    
+    Output files :
+        OUTPUT_ROOT/year/month/index.html
+        OUTPUT_ROOT/year/month/tracked_users.html
+    
+    Statistics creation :
+        None
+    
+    Statistics update :
+        None
+    
+    Statistics deletion :
+        None
+
+
 plugins.display.browsers
 ------------------------