Function: Ajax handler for querying attachments.

Function: Ajax handler for updating attachment attributes.

Function: Ajax handler for saving backward compatible attachment attributes.

Function: Ajax handler for updating a widget.

Function: Ajax handler for removing inactive widgets.

Function: Ajax handler for uploading attachments

Function: Ajax handler for image editing.

Function: Ajax handler for setting the featured image.

Function: Ajax handler for retrieving HTML for the featured image.

Function: Ajax handler for quick edit saving for a term.