added entrance processor interface
EntranceProcessor added as a Processor sub-interface. Project compiles.
Working refactoring
Encapsulated event injection inside the EntrancePI. EntranceProcessor now has a single output stream, which is set during the building phase. Removed TopologyStarter.
Storm EPI refactoring compiles (testing needed)
Introduced hasNext in EntranceProcessor
Avoid checking license for target/ folder
Update VHT using set of instances
Merge pull request #34 from gdfm/license_fix

Avoid checking license for target/ folder
Remove TopologyStarter from S4. Moved looping code to S4DoTask.onStart() [following same strategy as SimpleEngine]
Merge branch 'entranceprocessor' of github.com:gdfm/samoa into gdfm-entranceprocessor

Conflicts:
	samoa-api/src/main/java/com/yahoo/labs/samoa/streams/ClusteringSourceProcessor.java
Merge pull request #41 from gdfm/entranceprocessor

Entrance Processor
Merge pull request #37 from abifet/vht-v2

Update VHT with a new strategy of managing instance events using batches
Merge pull request #8 from yahoo/master

Pull request entranceProcessor