Merge topic 'missing-cctype' into release

e58e89b9 Add missing vtkDelimitedTextCodec header

Acked-by: Kitware Robot <kwrobot@kitware.com>
Tested-by: buildbot <buildbot@kitware.com>
Reviewed-by: Nicolas Vuaille <nicolas.vuaille@kitware.com>
Merge-request: !11578

IO/Infovis/vtkDelimitedTextCodecIteratorPrivate.cxx

@@ -12,6 +12,7 @@
 #include <vtk_utf8.h>
 
 #include <algorithm>
+#include <cctype>
 #include <sstream>
 #include <string>