Fix load/save of integers with -hdf5 (bug #45225) * oct-hdf5.h: Do not #define HDF5_SAVE_TYPE. * ov-int16.cc, ov-int32.cc, ov-int64.cc, ov-int8.cc, ov-uint16.cc, ov-uint32.cc, ov-uint64.cc, ov-uint8.cc: Restore correct definition of HDF5_SAVE_TYPE for each distinct integer type. * io.tst: Add %!test for load/save of integers with -hdf5.

EXTRA_DIST += \
  m4/module.mk \
  m4/ax_blas.m4 \
  m4/ax_blas_f77_func.m4 \
  m4/ax_compare_version.m4 \
  m4/ax_lapack.m4 \
  m4/ax_openmp.m4 \
  m4/ax_pthread.m4 \
  m4/gnulib-cache.m4 \
  m4/libtool.m4 \
  m4/ltoptions.m4 \
  m4/ltsugar.m4 \
  m4/ltversion.m4 \
  m4/lt~obsolete.m4 \
  m4/pkg.m4