LMS-2562 store thumbnails in separate contained datasets (main chunk)

...sx/cisd/openbis/dss/etl/AbstractImageDatasetUploader.java

...emsx/cisd/openbis/dss/etl/AbstractImageFileExtractor.java

...x/cisd/openbis/dss/etl/AbstractImageStorageProcessor.java

...ch/systemsx/cisd/openbis/dss/etl/AcquiredSingleImage.java

...ystemsx/cisd/openbis/dss/etl/HCSContainerDatasetInfo.java

...a/ch/systemsx/cisd/openbis/dss/etl/HCSImageCheckList.java

...ch/systemsx/cisd/openbis/dss/etl/HCSImageDatasetInfo.java

...ystemsx/cisd/openbis/dss/etl/HCSImageDatasetUploader.java

...systemsx/cisd/openbis/dss/etl/Hdf5ThumbnailGenerator.java

...temsx/cisd/openbis/dss/etl/ImageFileExtractionResult.java

...java/ch/systemsx/cisd/openbis/dss/etl/ImageValidator.java

.../systemsx/cisd/openbis/dss/etl/ImagingDatabaseHelper.java

...bis/dss/etl/MicroscopyBlackboxSeriesStorageProcessor.java

...stemsx/cisd/openbis/dss/etl/MicroscopyImageChecklist.java

...emsx/cisd/openbis/dss/etl/MicroscopyStorageProcessor.java

.../systemsx/cisd/openbis/dss/etl/PlateStorageProcessor.java

...systemsx/cisd/openbis/dss/etl/RelativeImageReference.java

...msx/cisd/openbis/dss/etl/dataaccess/IImagingQueryDAO.java

...cisd/openbis/dss/etl/dataaccess/ImagingDatasetLoader.java

...h/systemsx/cisd/openbis/dss/etl/dto/ImageDatasetInfo.java