SSDM-4591 : Re-organize OpenbisSync related classes to make it easier for build scripts

...server/dss/plugins/harvester/DataSetRegistrationTask.java

...er/dss/plugins/harvester/config/BasicAuthCredentials.java

...ric/server/dss/plugins/harvester/config/ConfigReader.java

...neric/server/dss/plugins/harvester/config/SyncConfig.java

...plugins/harvester/config/SynchronizationConfigReader.java

...rver/dss/plugins/harvester/synchronizer/DSSFileUtils.java

...ter/synchronizer/DataSetRegistrationIngestionService.java

...ss/plugins/harvester/synchronizer/EntitySynchronizer.java

.../dss/plugins/harvester/synchronizer/MasterDataParser.java

...ss/plugins/harvester/synchronizer/ResourceListParser.java

...lugins/harvester/synchronizer/ResourceListParserData.java

...synchronizer/datasourceconnector/DataSourceConnector.java

...ynchronizer/datasourceconnector/IDataSourceConnector.java

...rvester/synchronizer/translator/CustomNameTranslator.java

...vester/synchronizer/translator/DefaultNameTranslator.java

...ns/harvester/synchronizer/translator/INameTranslator.java

...er/synchronizer/translator/PrefixBasedNameTranslator.java