Remove the

// Indentation settings for Vim and Emacs
etc. lines from all files, as Campbell's patch (except for other changes to Languages.cpp)

src/widgets/Grid.cpp

@@ -881,14 +881,3 @@ wxAccStatus GridAx::GetFocus(int *childId, wxAccessible **child)
 }
 
 #endif // wxUSE_ACCESSIBILITY
-
-// Indentation settings for Vim and Emacs and unique identifier for Arch, a
-// version control system. Please do not modify past this point.
-//
-// Local Variables:
-// c-basic-offset: 3
-// indent-tabs-mode: nil
-// End:
-//
-// vim: et sts=3 sw=3
-// arch-tag: 94f72c32-970b-4f4e-bbf3-3880fce7b965