Merge branch 'prepare-2.0.0' into 'master'

Prepare 2.0.0

See merge request !3
12 jobs for master in 1 minute and 39 seconds (queued for 2 seconds)
Name Stage Failure
deploy testpypi Deploy

ERROR HTTPError: 400 Bad Request from
File already exists. See
for more information.
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1