gistfile1.txt

This works but is not aligned: <a href="http://weopendata.com/" target="_blank"><img src="http://2016.openbelgium.be/storage/app/media/slack-imgs.com.png" alt="Logo We Open Data"></a>
This should work with alignment, but is not available when using the media library   '<a href="http://weopendata.com/" target="_blank"><img src="{{ 'http://2016.openbelgium.be/storage/app/media/slack-imgs.com.png'|theme }}" alt="Logo We Open Data">< /a >'