a25f23a286
Provide covariant extensions annotated with @OnlyInputTypes: - Collection<T>: containsAll(Collection<T>), - MutableCollection<out T>: remove(T), removeAll, retainAll (Collection<T>), - List<T>: indexOf(T), lastIndexOf(T) - Map<out K, V>: get(K), containsKey(K), contains(K) - Map<K, V>: containsValue(V) - MutableMap<out K, V>: remove(K) All *Raw extensions are deprecated.