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/xrc/xh_toolb.h

@@ -18,7 +18,7 @@ class WXDLLIMPEXP_FWD_CORE wxToolBar;
 
 class WXDLLIMPEXP_XRC wxToolBarXmlHandler : public wxXmlResourceHandler
 {
-    DECLARE_DYNAMIC_CLASS(wxToolBarXmlHandler)
+    wxDECLARE_DYNAMIC_CLASS(wxToolBarXmlHandler);
 
 public:
     wxToolBarXmlHandler();