Merge branch 'font-docs-ci' into 'master'

[docs-ci] isntalling minimal fonts on the linux docker image

See merge request !70
5 jobs for master in 9 minutes and 45 seconds (queued for 4 seconds)
Status Job ID Name Coverage
  Build
passed #168929
docker
build_linux_36

00:03:46

passed #168930
docker
build_linux_37

00:03:39

passed #168931
macosx
build_macosx_36

00:07:35

passed #168932
macosx
build_macosx_37

00:03:50

 
  Deploy
passed #168933
docker
deploy_beta

00:02:05