CLDOUFIY-1896 Removed RealTimeStateCache from unit tests. Removed old tests
CLOUDIFY-1896 Replaced drools with Riemann
CLOUDIFY-1896 Removed drools project
CLOUDIFY-1896 Removed resource_monitor participant
Merge branch 'CLOUDIFY-1896-riemann' into feature/state-cache-partial-update-support

Conflicts:
	orchestrator/src/test/java/org/cloudifysource/cosmo/orchestrator/integration/StartVirtualMachineNodeIT.java
	orchestrator/src/test/java/org/cloudifysource/cosmo/orchestrator/integration/StateCacheResourceMonitorIT.java
	orchestrator/src/test/java/org/cloudifysource/cosmo/orchestrator/integration/StateCacheWorkflowMessagingIT.java
	orchestrator/src/test/java/org/cloudifysource/cosmo/orchestrator/integration/VagrantAndWebserverServiceIT.java
	orchestrator/src/test/java/org/cloudifysource/cosmo/orchestrator/integration/config/BaseOrchestratorIntegrationTestConfig.java
	orchestrator/src/test/java/org/cloudifysource/cosmo/orchestrator/integration/config/RuoteRuntimeConfig.java
	orchestrator/src/test/java/org/cloudifysource/cosmo/orchestrator/workflow/RuoteExecutePlanTest.java
	orchestrator/src/test/java/org/cloudifysource/cosmo/orchestrator/workflow/RuoteExecuteTaskParticipantTest.java
	state-cache/pom.xml
	state-cache/src/main/java/org/cloudifysource/cosmo/statecache/RealTimeStateCache.java
	state-cache/src/main/java/org/cloudifysource/cosmo/statecache/StateCache.java
	state-cache/src/main/java/org/cloudifysource/cosmo/statecache/config/RealTimeStateCacheConfig.java
Fixed merge problems