import { createCache, getPreData, getPostData } from './createCache';
import createItem from './createItem';

export {
    createCache,
    createItem,
    getPreData,
    getPostData
};

import { createCache } from './createCache';
import createItem from './createItem';

export {
    createCache,
    createItem
};

Remove getPreData and getPostData from exported methods
Remove getPreData and getPostData from exported methods

They (the two methods) were needed only for plugins.
As plugins now get them from argument (object, properties) in
createExtensions method, it had become unnecessary to expose them.
