message: Fix type redefinition warnings
  Do not wrap unsigned_char and covariant vector double if those types
  where requested when wrapping ITK.
diff: @@ -176,11 +176,15 @@ itk_wrap_class("itk::ImageToImageFilter" POINTER)
  endif()
  # Wrap ITK unsigned short combination (required by : rtkLookupTableImageFilter)
  + if (NOT ITK_WRAP_unsigned_short OR NOT ITK_WRAP_double)
  itk_wrap_template("IUS3ID3" "itk::Image<${ITKT_US}, 3>, itk::Image<${ITKT_D}, 3>")
  itk_wrap_template("IUS3IF3" "itk::Image<${ITKT_US}, 3>, itk::Image<${ITKT_F}, 3>")
  + endif()
  # Wrap ITK CovariantVector missing types
  + if (NOT ITK_WRAP_covariant_vector_double)
  itk_wrap_template("ICVD33ICVD33" "itk::Image<itk::CovariantVector<${ITKT_D}, 3>, 3>, itk::Image<itk::CovariantVector<${ITKT_D}, 3>, 3>")
  + endif()
  # Wrap ITK real type combination
  itk_wrap_template("IF3ID2" "itk::Image<${ITKT_F}, 3>, itk::Image<${ITKT_D}, 2>")
  @@ -222,8 +226,10 @@ itk_wrap_class("itk::InPlaceImageFilter" POINTER)
  endif()
  # Wrap ITK unsigned short combination (required by : rtkLookupTableImageFilter)
  + if (NOT ITK_WRAP_unsigned_short OR NOT ITK_WRAP_double)
  itk_wrap_template("IUS3ID3" "itk::Image<${ITKT_US}, 3>, itk::Image<${ITKT_D}, 3>")
  itk_wrap_template("IUS3IF3" "itk::Image<${ITKT_US}, 3>, itk::Image<${ITKT_F}, 3>")
  + endif()
  # Wrap ITK real type combination
  itk_wrap_template("IF3ID2" "itk::Image<${ITKT_F}, 3>, itk::Image<${ITKT_D}, 2>")
  