Merge branch 'prepare-1.9' into 'master'

Prepare 1.9

See merge request !35
2 jobs for v1.9.0 in 44 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Build
passed #49080
conda
build-noarch

00:00:28

 
  Deploy
passed #49081
conda linux
deploy_stable

00:00:15