Provides a list of :ref:`package-object` objects to add or delete.
The list of attributes for packages
are:
addedPkgUris
(:ref:`UriList-object`): the list of :ref:`package-object` uris to adddeletedPkgUris
(:ref:`UriList-object`): the list of :ref:`package-object` uris to removepkgs
: the list of :ref:`package-object` objects