added units to the simple wiener filter demo. To be tested

4 jobs for demo_with_units in 4 minutes and 56 seconds (queued for 1 second)
Status Name Job ID Coverage
  Test
passed test_min #164855

00:02:08

passed test_mpi #164856

00:03:29

passed test_mpi_fftw #164857

00:03:57

passed test_mpi_fftw_hdf5 #164858

00:04:55

47.0%