Delete the specified values from the given attribute, removing the
entire attribute if no values are listed, or if all current values of
the attribute are listed.
If the status code for this response is one of:
ARTICLE_FOLLOWS
HEAD_FOLLOWS
BODY_FOLLOWS
then this stream can be used to retrieve the byte content of the article
retrieved.
If true: the mailbox has been marked "interesting" by the server;
the mailbox probably contains messages that have been added since
the last time the mailbox was selected.
If true: it is not possible for any child levels of hierarchy to
exist under this name; no child levels exist now and none can be
created in the future.
Changes the leftmost(least significant) component of the name of an
entry in the directory, or move a subtree of entries to a new location
in the directory.