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/gtk1/window.h

@@ -264,7 +264,7 @@ protected:
     virtual void DoApplyWidgetStyle(GtkRcStyle *style);
 
 private:
-    DECLARE_DYNAMIC_CLASS(wxWindowGTK)
+    wxDECLARE_DYNAMIC_CLASS(wxWindowGTK);
     wxDECLARE_NO_COPY_CLASS(wxWindowGTK);
 };