DELETE-FRIEND

@DELETE-FRIEND Remove a user from the list of friends to the terminal user. Rules:
 * : a friend to the terminal user
 * 1) Permitted for all users.
 * 2) Note that may still have terminal user as a friend.

Example:

@DELETE-FRIEND DESADE

The user DESADE is deleted as a friend to the terminal user.

Related commands
@CREATE-FRIEND