I recoded the plugin so it can be updated with the pro version for fixes easily. It should also be a bit more efficient, although it doesn't really take much to run it.

The plugin has probably always worked with 1.7.10, but I've recently tested it, as I kind of forgot people were still on 1.7.10. It works perfectly fine minus an issue with getting the player heads from the menu where you select a player. That's something I probably won't be fixing, as 1.7.10 use is rare. If you really want it, let me know.

An update on the update from earlier, it's probably not working because you need a couple new things in your config. You can either delete your config.yml (and only that one) or add these lines: