add totaldocs metrics.
Fixed some minor BQL issues, related to relevance integration
Refactored the activity engine. Added support for float activity values
A partial work on Zeus prototype
Added partial Zeus implementation
The intitial implementation of the Sensei Business Analytics prototype
fixed the bug that parsedquery could be null when only few data is inserted into sensei
Use 3.1.2-SNAPSHOT of bobo
Merge remote branch 'wonlay/master'
Once again refactored the activity engine to get rid of inconsistent results problem that happens on production
Merge branch 'master' of github.com:vzhabiuk/sensei into zeus

Conflicts:
	sensei-core/src/main/java/com/senseidb/indexing/activity/ActivityInMemoryFactory.java
	sensei-core/src/main/java/com/senseidb/indexing/activity/ActivityPersistenceFactory.java
	sensei-core/src/main/java/com/senseidb/indexing/activity/CompositeActivityManager.java
	sensei-core/src/main/java/com/senseidb/indexing/activity/CompositeActivityValues.java
	sensei-core/src/main/java/com/senseidb/indexing/activity/facet/ActivityRangeFacetHandler.java
	sensei-core/src/main/java/com/senseidb/indexing/activity/facet/SynchronizedActivityRangeFacetHandler.java
	sensei-core/src/main/java/com/senseidb/indexing/activity/primitives/ActivityPrimitiveValues.java
	sensei-core/src/test/java/com/senseidb/indexing/activity/ActivityIntValuesIntTest.java
	sensei-core/src/test/java/com/senseidb/indexing/activity/ActivityIntegrationTest.java
	sensei-core/src/test/java/com/senseidb/indexing/activity/PurgeUnusedActivitiesJobTest.java
Moved sensei-ba to a seprate maven module
Another stability fix for the activity engine
Added the fixed bit encoding utils
Merge remote branch 'volodymyr/master'

Conflicts:
	sensei-core/pom.xml
Update sensei-ba/src/main/java/com/senseidb/ba/OfflineSegment.java
Renamed some ba related classes
Improved the performance of FixedSize Encoder
Stress testing for the activity engine
Merge branch 'master' of github.com:vzhabiuk/sensei