DMV-13 Introducing DataCompletedFilter and use it. New test for IncomingProcessorTest.

...ce/java/ch/systemsx/cisd/datamover/IncomingProcessor.java

...er/source/java/ch/systemsx/cisd/datamover/Parameters.java

...source/java/ch/systemsx/cisd/datamover/PropertyNames.java

...ch/systemsx/cisd/datamover/utils/DataCompletedFilter.java

...ava/ch/systemsx/cisd/datamover/IncomingProcessorTest.java