Merge branch 'fix_cdn_sources' into 'master'

Don't use CDN

See merge request !289
Status Job ID Name Coverage
  Build
passed #168112
docker-build
build_linux_36

00:15:18

67.0%
canceled #167990
docker-build
build_linux_36

00:43:24

failed #168000
docker-build
build_linux_36

00:03:27

failed #166998
docker-build
build_linux_36

failed #167073
docker-build
build_linux_36

00:06:19

failed #167089
docker-build
build_linux_36

00:26:17

50.0%
 
  Deploy
passed #168117
docker
deploy_beta

00:06:10

failed #166999
docker
deploy_beta

00:06:24