Merge branch 'cleanup' into 'master'

Error and unused data cleanup

See merge request !17
2 jobs for master in 2 minutes and 12 seconds (queued for 5 seconds)
latest
Status Job ID Name Coverage
  Build
failed #244274
docker
build

00:02:12

 
  Deploy
skipped #244275
docker
deploy_beta
 
Name Stage Failure
failed
build Build
        Note that yum will try to contact the repo. when it runs most commands,
so will have to try and fail each time (and thus. yum will be be much
slower). If it is a very temporary problem though, this is often a nice
compromise:

yum-config-manager --save --setopt=<repoid>.skip_if_unavailable=true

Cannot find a valid baseurl for repo: base/7/x86_64
Cleaning up file based variables
ERROR: Job failed: exit code 1