I registered to DCP o matic  [https://dcpomatic.com/mantis/] today. I am planning to use dcp-o-matic in my next project and I saw that there is an open feature request https://dcpomatic.com/mantis/view.php?id=1329 I need full screen playback feature for my next project .Could you please help me on start on this. I would love to work on multiple Issues on this project going forward.