CLOUDIFY-1979 propagate celery logging to manager logs.
CLOUDIFY-1979 hide exception on riemann log message failure.
CLOUDIFY-1979 added cosmo.plugins logger.
CLOUDIFY-1989 remove redundant ruote events. add them only where they describe a series of opearations or operations not shown by the tasks events
Merge branch 'develop' into feature/CLOUDIFY-1979-celery-tasks-logging

Conflicts:
	orchestrator/src/main/resources/celery/app/cosmo/cloudify/tosca/artifacts/plugin/celery_worker/installer/remote/celery.py
	orchestrator/src/main/resources/celery/app/cosmo/cloudify/tosca/artifacts/plugin/worker_installer/tasks.py
	vagrant/log4j.properties
Merge branch 'develop' into feature/CLOUDIFY-1979-celery-tasks-logging

Conflicts:
	orchestrator/src/main/resources/celery/app/cosmo/cloudify/tosca/artifacts/plugin/worker_installer/remote/events.py
CLOUDIFY-1989 ruote events now prefix will full workflow name
Merge branch 'feature/CLOUDIFY-1981-riemann-events' into feature/CLOUDIFY-1989-event-touchups
CLOUDIFY-1989 use full_workflow_name where possible
CLOUDIFY-1979 changed get management ip method to get cosmo properties.
Update README.md
Update README.md
Merge branch 'develop' into feature/CLOUDIFY-1979-celery-tasks-logging

Conflicts:
	orchestrator/src/main/java/org/cloudifysource/cosmo/monitor/RiemannEventsLogger.java
	orchestrator/src/main/resources/celery/app/cosmo/cloudify/tosca/artifacts/plugin/worker_installer/tasks.py
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
CLOUDIFY-1979 log celery logs received from riemann using a dedicated logger.
Update README.md