test message processing in server
Merge branch 'master' of https://github.com/graphscape/largegraph

Conflicts:
	lg-framework/src/main/java/com/graphscape/commons/message/MessageProcessorI.java
	lg-framework/src/main/java/com/graphscape/commons/message/MessageQueueI.java
	lg-framework/src/main/java/com/graphscape/commons/message/provider/default_/DefaultMessageProcessor.java
	lg-framework/src/main/java/com/graphscape/commons/message/provider/default_/DefaultMessageQueue.java
	lg-framework/src/main/java/com/graphscape/commons/message/provider/default_/MessageWorker.java
	lg-framework/src/main/java/com/graphscape/commons/message/provider/default_/worker/MasterSlaveThreadMessageWorker.java
	lg-framework/src/main/java/com/graphscape/commons/message/provider/default_/worker/SingleThreadMessageWorker.java
	lg-framework/src/main/java/com/graphscape/commons/message/support/MessageContextSupport.java
	lg-framework/src/main/java/com/graphscape/largegraph/core/EventContext.java
	lg-framework/src/main/java/com/graphscape/largegraph/core/LargeGraphI.java
	lg-framework/src/main/java/com/graphscape/largegraph/core/provider/default_/DefaultLargeGraph.java
	lg-framework/src/main/java/com/graphscape/largegraph/core/provider/default_/DefaultMessageContextProvider.java
	lg-framework/src/main/java/com/graphscape/largegraph/core/provider/default_/DefaultVertex.java