The pull request you issued is an internal pull request to our own repository, as opposed to one from your repository to ours. I close this pull request as it not allow us to proceed.
Please fix this by going to https://github.com/gdetor/euroscipy_proceedings (your repository) and clicking on the green "create a pull request" from that page. Do not hesitate to contact us here or via email if you need further assistance.
You should also include the figure in the git repository:
Dear Giorgios,
The pull request you issued is an internal pull request to our own repository, as opposed to one from your repository to ours. I close this pull request as it not allow us to proceed.
Please fix this by going to https://github.com/gdetor/euroscipy_proceedings (your repository) and clicking on the green "create a pull request" from that page. Do not hesitate to contact us here or via email if you need further assistance.
You should also include the figure in the git repository: