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/xti.h

@@ -369,7 +369,7 @@ protected:
     void Register();
     void Unregister();
 
-    DECLARE_NO_COPY_CLASS(wxClassInfo)
+    wxDECLARE_NO_COPY_CLASS(wxClassInfo);
 };
 
 WXDLLIMPEXP_BASE wxObject *wxCreateDynamicObject(const wxString& name);