If you click on the matches tab for that even, you will see matches now have a media icon next to them, with an overlay trigger to the linked media. This will work for any media you have in your BB-code Media Sites list. This includes the new XenMedio bb-code media site support which was added yesterday.
Depending on the size of your rankings database, this update may take longer than usual. It is recommended you close your forum while running this upgrade.
This update changes the way links and media are handled in events. You no longer have to select what type of link you are adding to an event. If its a media link, the system will automatically determine that. Any media links will be parsed using XenForo's built-in media sites system.
SSL is supported, but probably not at the version required by Smash.gg's API. Do you know what that is? If a minimum SSL version is a requirement to import from smash.gg, then perhaps it's worth mentioning this as a requirement in the resource overview?
On the league edit page after uploading a new image, even though the page will reload, the preview won't refresh without being forced (Ctrl+Refresh). Surely this can be improved? For example, how avatar image uploads are handled.