Merge branch 'dask-pipelines' into 'master'

API Change

See merge request !43
3 jobs for master in 5 minutes and 54 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Build
passed #219118
docker
build_linux_37

00:04:29

81.0%
passed #219117
macosx
build_macosx_37

00:04:42

81.0%
 
  Deploy
passed #219119
docker
deploy_beta

00:01:11