Merge pull request #517 from LCSB-BioCore/mo-return-nothing

Improve `remove_XXX` functions
6 jobs for develop in 6 minutes and 47 seconds (queued for 2 seconds)
Status Name Job ID Coverage
  Test
passed doc-tests:julia1.6 #319175

00:02:16

passed linux:julia1.5 #319173
slave01

00:06:45

passed linux:julia1.6 #319174
slave02

00:05:08

 
  Documentation Assets
failed documentation-assets:gource #319176
privileged

00:00:39

 
  Documentation
skipped pages #319177
 
  Test Compat
skipped trigger #319178
privileged
 
Name Stage Failure
failed
documentation-assets:gource Documentation Assets

Skipping Git submodules setup
Executing "step_script" stage of the job script
Using docker image sha256:6972c414f322dfa40324df3c503d4b217ccdec6d576e408ed10437f508f4181b for docker:19.03.13 with digest docker@sha256:84165ff897a6e328c702f8da72046efb7e00c6aa3d3b2c5057f276707bcedf33 ...
$ docker login -u $CI_USER_NAME -p $GITLAB_ACCESS_TOKEN $CI_REGISTRY
WARNING! Using --password via the CLI is insecure. Use --password-stdin.
error during connect: Post http://docker:2375/v1.40/auth: dial tcp: lookup docker on 10.240.11.11:53: server misbehaving
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1