LMS-1909 Work on parsing control files for sample/data set upload.

...ityregistration/SampleAndDataSetControlFileProcessor.java

...registration/SampleAndDataSetRegistrationGlobalState.java

...tityregistration/SampleAndDataSetRegistrationHandler.java

...erver/entityregistration/SampleAndDataSetRegistrator.java

.../cisd/etlserver/entityregistration/SampleDataSetPair.java

...ityregistration/SampleDataSetPairParserObjectFactory.java

...registration/SampleAndDatasetRegistrationHandlerTest.java

...egistration/SampleDataSetPairParserObjectFactoryTest.java

...ver/entityregistration/test-data/basic-example/.gitignore

...er/entityregistration/test-data/basic-example/control.tsv