Merge branch 'imag_operator' into 'NIFTy_6'

Imag operator

See merge request !481
11 jobs for NIFTy_6 in 8 minutes and 40 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build Docker
passed #1081738
build_docker_from_cache

00:00:18

 
  Test
passed #1081740
test_mpi

00:00:34

passed #1081739
test_serial

00:03:02

85.0%
 
  Demo Runs
passed #1081746
run_bernoulli

00:00:27

passed #1081747
run_curve_fitting

00:00:26

passed #1081742
run_getting_started_1

00:00:32

passed #1081743
run_getting_started_2

00:00:53

passed #1081744
run_getting_started_3

00:01:41

passed #1081745
run_getting_started_mf

00:05:02

passed #1081741
run_ipynb

00:01:28

passed #1081748
run_visual_mgvi

00:01:03