Adds missing use or i18n.
Extend placeholder class to support custom formatting of the content.
Adds StorageLocation to Placeholders. Now the data of the StorageLocation is accessible again.
Makes ZebraLabelWriterRenderer more general and add rendering of StorageLocations to it.
Cleanup PDFDefaultRenderer and make the methods to render object independent.
Now the renderer is flexible enough to use the configuration to describe the
label for many common cases.
Additionally adds 1D barcodes to be used with parts too.