Merge branch 'prepare-1.9' into 'master'

Prepare 1.9

See merge request !3
3 jobs for v1.9.0 in 3 minutes and 56 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Build
passed #48972
linux
build-linux

00:02:52

 
  Build Noarch
passed #48973
conda
build-noarch

00:00:49

 
  Deploy
passed #48974
linux conda
deploy-stable

00:00:15