Use wx-prefixed macros throughout the repository.

Change {DECLARE,IMPLEMENT}_*CLASS and {DECLARE,BEGIN,END}_EVENT_TABLE
occurrences to use the wx-prefixed version of the macros.

include/wx/treebase.h

@@ -279,7 +279,7 @@ private:
     friend class WXDLLIMPEXP_FWD_CORE wxTreeCtrl;
     friend class WXDLLIMPEXP_FWD_CORE wxGenericTreeCtrl;
 
-    DECLARE_DYNAMIC_CLASS(wxTreeEvent)
+    wxDECLARE_DYNAMIC_CLASS(wxTreeEvent);
 };
 
 typedef void (wxEvtHandler::*wxTreeEventFunction)(wxTreeEvent&);