CLOUDIFY-2454 plugins python logger integration and events formatting
Merge branch 'develop' into feature/CLOUDIFY-2454-python-logger
Merge branch 'develop' into feature/CLOUDIFY-2454-python-logger
CLOUDIFY-2454 make sure celery child process is restarted after each workflow test
Merge branch 'develop' into feature/CLOUDIFY-2454-python-logger

Conflicts:
	workflows/tests/cosmo/celery.py
	workflows/workflow_tests/testenv.py
CLOUDIFY-2454 make sure celery child process is restarted after each test
CLOUDIFY-2454 send workflow related events
CLOUDIFY-2454 fixed assertion in sanity and removed unused code
Merge pull request #142 from CloudifySource/feature/CLOUDIFY-2454-python-logger

CLOUDIFY-2454-python-logger