Starting work on doxygen cleanup. Many things still to be done.

source/blender/windowmanager/WM_api.h

@@ -1,4 +1,4 @@
-/**
+/*
  * $Id$
  *
  * ***** BEGIN GPL LICENSE BLOCK *****
@@ -28,6 +28,17 @@
 #ifndef WM_API_H
 #define WM_API_H
 
+/** \file WM_api.h
+ *  \ingroup wm
+ *
+ *  \page wmpage windowmanager
+ *  \section wmabout About windowmanager
+ *  \ref wm handles events received from \ref GHOST and manages
+ *  the screens, areas and input for Blender
+ *  \section wmnote NOTE
+ *  \todo document
+ */
+
 /* dna-savable wmStructs here */
 #include "DNA_windowmanager_types.h"