// in order to write these changes, we need to bypass the
// authorisation briefly, because although the user may be
// able to add stuff to the repository, they may not have
// WRITE permissions on the archive.
boolean ignore = context.ignoreAuthorization();
context.setIgnoreAuthorization(true);
installedItem.update();
context.setIgnoreAuthorization(ignore);
// for some reason, DSpace will not give you the handle automatically,