Merge branch 'dask-pipelines' into 'master'

Dask pipelines fixes

See merge request !113
3 jobs for master in 6 minutes and 20 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #220013
docker
build_linux_37

00:05:07

66.0%
passed #220012
macosx
build_macosx_37

00:04:30

66.0%
 
  Deploy
passed #220014
docker
deploy_beta

00:01:04