[review-tests-#123] Updated HTTPSenderTest.
#123: Updated ScenarioParserTest.
#123: Updated CSVDestinationTest.
#123: Updated MemoryUsageReporterTest
#123: Updated StatsReporterTest.
#123: Updated MessageSenderManagerTest.
Added missing license to test classes.
Added missing license to some classes.
Merge branch 'feature/review-tests-#123' into devel