EDIT

ref #9065: switch button text after click

ref #9065: add a button to load the image in derived unit facade wizard

ref #9119: remove code not needed anymore

ref #9116: adapt expand state of additional information of source

ref #9116: layout issues and improve handling if no source exist

ref #9065: derivedUnit wizard should contain media section but without loading the image

cleanup

ref #5752 reattache H2 to TaxEditor dependencies

cleanup

ref #9173: code cleaning