clean up
ref #6519 adapt app-import to ExportResult
minor
move progress monitoring to subfolder (cont.)
last updates for Taxon Excel Import and moving all success variables to state
add FM13 import and some minor changes
dwca bugfix for new signature
Use interface type for get/setCdmAppController in CdmDefaultIOBase (#2347)
latest DwcA improvements
improvements to DwcA export
remove imports
renamed DwcaExport -> DwcaExportActivator