JFG-589 new bag fix
Merge branch 'master' of https://github.com/griddynamics/jagger into ListenersInvoke
Create InvocationListener
Merge branch 'master' of https://github.com/griddynamics/jagger into ListenersInvoke
Node info is displayed in WebUI now
Merge https://github.com/griddynamics/jagger into JFG-612

Conflicts:
	chassis/core/src/main/java/com/griddynamics/jagger/engine/e1/aggregator/session/BasicAggregator.java
Add listener-invocation-not-null-response element. Add unit tests
Merge branch 'master' of https://github.com/griddynamics/jagger into ListenersInvoke
Temporary JFG-612
JFG-612 Make services available in decision maker
Merge remote-tracking branch 'remotes/origin/JFG-612' into JFG-612

Conflicts:
	chassis/core/src/main/java/com/griddynamics/jagger/engine/e1/services/ServicesAware.java
	chassis/core/src/main/java/com/griddynamics/jagger/engine/e1/sessioncomparation/TestGroupDecisionMakerListener.java
	chassis/core/src/main/java/com/griddynamics/jagger/master/CompositeTask.java
	chassis/core/src/main/java/com/griddynamics/jagger/user/TestGroupConfiguration.java
	chassis/spring.schema/src/main/java/com/griddynamics/jagger/xml/JaggerNamespaceHandler.java
	chassis/spring.schema/src/main/java/com/griddynamics/jagger/xml/beanParsers/XMLConstants.java
	chassis/spring.schema/src/main/java/com/griddynamics/jagger/xml/beanParsers/configuration/TestDefinitionParser.java
	chassis/spring.schema/src/main/resources/config-schema.xsd
JFG-612 added comments to the TestGroupDecisionMakerListener
Remove Facade module. Remove unused repositories.
Call validator before invocationListeners
Add comment to pom file
Add project local repository(with Sigar libs)
Node info is displayed for all session and only on request from user
Create flush-collector
merge with master
merge with master