plus

operator fun <T> Cursor<out T>.plus(other: Cursor<out T>): Cursor<out T>
operator fun <T : U, U : Taggable<U>, X : Any> T.plus(tag: Pair<String, X>): T
operator fun <T : U, U : Taggable<U>, X : Any> T.plus(tags: Map<String, X>): T