add helper vars for easier sort, add sort by row/col (#1097)
add helper vars for easier sort, add sort by row/col (#1097)


larshp/abapOpenChecksJS,larshp/abapOpenChecksJS,larshp/abaplint,larshp/abaplint,larshp/abaplint,larshp/abaplint,larshp/abapOpenChecksJS