BIS-772: Working on combining export formats. Fixed the issue with wrong name and file location for sample export.

BIS-772: Working on combining export formats. Changing the approach to writing files to the disk first and then zipping them. Implemented new approach for the XLSX export.

BIS-772: Working on combining export formats. Adding own OutputStream, that should be closed explicitly.

BIS-772: Working on data export. Made data export work for experiment data sets. Added export data test.

BIS-772: Working on data export. Fixed the bug thatan empty file with the same name as the folder was created.

BIS-772: Working on data export. Made the connection to the DSS work. Corrected the folder name generator.

BIS-772: Working on PDF export. Moved test data for experiments with filtered fields to where it belongs in the array.