Attached is a plugin which demonstrates how to add a new list maintenance form.
The sample uses a custom table called "Widget" the plugin has a SQL script attached on the documents tab to create the table.
The user can add, edit and delete items from the table, as well as nominate one as a default and can re-order the items by dragging and dropping the row.
To install the plugin, Import the plugin and save. Then open the README.txt file on the documents tab of the plugin and follow the instructions.