More docs and stuff
More docs and stuff

tumblr/XExtensionItem,tumblr/XExtensionItem,hsavit1/XExtensionItem,alessandrostone/XExtensionItem,alessandrostone/XExtensionItem,tumblr/XExtensionItem,hsavit1/XExtensionItem,alessandrostone/XExtensionItem,hsavit1/XExtensionItem