replace Norbert with Zu. Initial commit
replace Norbert in sensei-federated-broker
remove Norbert dependencies in sensei-war
specify InetSocketAddress explicitly from sensei server node
replaced kafka jar with compiled against scala 2.9.2
Added the stability integration test, that does the load testing to see if requests are distributed equally and the cluster could tolerate node restart.
use real nodeId in partition calls metric
show numberOfNodesInTheCluster metric
ignore Stability test
clean up tests
fixed test race condition
fix tests
fixed all tests
fixed a possible npe
merged from top
Merge remote-tracking branch 'upstream/master' into feature-zu

Conflicts:
	sensei-core/src/main/java/com/senseidb/search/node/SenseiScatterGatherHandler.java
	sensei-core/src/main/java/com/senseidb/svc/impl/AbstractSenseiCoreService.java
	sensei-core/src/main/java/com/senseidb/svc/impl/CoreSenseiServiceImpl.java
	sensei-core/src/main/java/com/senseidb/svc/impl/SysSenseiCoreServiceImpl.java
	sensei-gateways/src/test/java/com/senseidb/gateway/test/BaseGatewayTestUtil.java
	sensei-parent/pom.xml
modify version
Merge branch 'feature-zu' into develop
update pom
Merge branch 'feature-zu' into develop