Made wxStubs compile on Unix.

Improvements to doc/view on MDI, including multiple menus for wxFileHistory.
Added wxDirExists to wxMSW; moved wxMatchWild to filefn.cpp


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@740 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/app.h

@@ -57,7 +57,7 @@ class WXDLLEXPORT wxApp: public wxEvtHandler
   virtual bool Pending() ;
   virtual void Dispatch() ;
 
-  virtual void OnIdle(wxIdleEvent& event);
+  void OnIdle(wxIdleEvent& event);
 
 // Generic
   virtual bool OnInit() { return FALSE; };