Merge branch 'releaseDOC' into 'master'

...min-users/admins-documentation/customise-the-main-menu.md

...neral-admin-users/admins-documentation/enable-barcodes.md

...rs/admins-documentation/masterdata-exports-and-imports.md

...documentation/general-users/additional-functionalities.md

docs/user-documentation/general-users/barcodes.md

...on/general-users/img/Generate-custom-barcodes-qrcodes.png

...n/general-users/img/Object-table-buttons-on-selection.png

...tion/general-users/img/Object-table-operations-column.png

...n/general-users/img/barcode-print-more-dropdown-slide.png

...n/general-users/img/barcode-udate-more-dropdown-slide.png

docs/user-documentation/general-users/lab-notebook.md