Function: Ajax handler for updating a theme.

Function: Ajax handler for deleting a theme.

Function: Ajax handler for installing a plugin.

Function: Ajax handler for updating a plugin.

Function: Ajax handler for deleting a plugin.

Function: Ajax handler for searching plugins.

Function: Ajax handler for cropping an image.

Function: Ajax handler for generating a password.

Function: Ajax handler for saving the attachment order.

Function: Ajax handler for sending an attachment to the editor.