Template:Better difficulty template

Creators Example usage:

{"params":{"title1":{"suggested":true},"image1":{"suggested":true},"caption1":{"suggested":true},"previous_difficulty":{"suggested":true},"next_difficulty":{"suggested":true},"difficulty_type":{"suggested":true},"page_creator":{"suggested":true},"others_who_helped":{"suggested":true}},"sets":[],"maps":{}}