Merge branch 'byebye_cython' into 'master'

Replace direct smoothing code by pure Python

See merge request !96
5 jobs for master in 6 minutes and 28 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #165178
test_min

00:01:34

passed #165179
test_mpi

00:03:14

passed #165180
test_mpi_fftw

00:03:26

passed #165181
test_mpi_fftw_hdf5

00:05:48

54.0%
 
  Release
failed #165182
release_image_master

00:00:24

 
Name Stage Failure
failed
release_image_master Release There is an unknown failure, please try again
No job log