AutoDispose：自动绑定+ RxJava流的处置

自动处置 RxJava流的自动绑定+处置。 执照 Copyright (C) 2017 Uber Technologies Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by appl