(Backport) Issue #5807: Allow PDFs to export with transparency
This is a backport of !825 (merged). I have not had a chance to fully test it yet in 2.10, so I'm holding off on merging until I've done so.
This is a backport of !825 (merged). I have not had a chance to fully test it yet in 2.10, so I'm holding off on merging until I've done so.