Avoid crash if docker-compose.yml don't exist and add --delete to the rsync.

2 jobs for 3.x in 39 seconds (queued for 1 second)
Status Name Job ID Coverage
  Test
failed health-check #3419
docker-generic

00:00:39

 
  Quality
skipped sonarqube #3420
docker-generic
 
Name Stage Failure
failed
health-check Test There is an unknown failure, please try again
    docstring, callables, default = load_fabfile(fabfile)
File "/usr/local/lib/python2.7/site-packages/fabric/main.py", line 167, in load_fabfile
imported = importer(os.path.splitext(fabfile)[0])
File "/builds/drupal/drupalizer/__init__.py", line 25, in <module>
from . import tests
File "/builds/drupal/drupalizer/tests/__init__.py", line 21, in <module>
from fabfile.core import *
ImportError: No module named fabfile.core
ERROR: Build failed: exit code 1