CLOUDIFY-1904 wait for plugin before task execution.
CLOUDIFY-1904 wait for plugin before task execution.
Merge pull request #25 from CloudifySource/CLOUDIFY-1896-riemann

Cloudify 1896 Replaced Drools with Riemann
CLOUDIFY-1904 install plugin_installer in management worker and assign celery workers with hostnames.
CLOUDIFY-1904 fixed test.
CLOUDIFY-1856 Removed java code that starts vagrant machine. It was replaced by python celery task
Removed JsonRecipe. It is unused
CLOUDIFY-1856 Removed unused resource
Merge branch 'develop' into feature/CLOUDIFY-1904-riemann-monitoring

Conflicts:
	orchestrator/src/test/java/org/cloudifysource/cosmo/orchestrator/workflow/RuoteExecutePlanTest.java
CLOUDIFY-1904 console stream in riemann configuration.
Merge pull request #27 from CloudifySource/feature/CLOUDIFY-1904-riemann-monitoring

CLOUDIFY-1904 verify plugin existence before task execution
Merge branch 'develop' into feature/state-cache-partial-update-support

Conflicts:
	orchestrator/src/main/resources/scripts/ruby/participants/prepare_plan_participant.rb
Merged.
CLOUDIFY-1909 filter riemann events with null state.