aligns javadoc

Author: Mauin

src/main/java/io/reactivex/Observable.java

@@ -6294,11 +6294,11 @@ public final Observable<T> doAfterTerminate(Action onFinally) {
      * <img width="640" height="310" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/doOnUnsubscribe.png" alt="">
      * <dl>
      *  <dt><b>Scheduler:</b></dt>
-     *  <dd>{@code doOnUnsubscribe} does not operate by default on a particular {@link Scheduler}.</dd>
+     *  <dd>{@code doOnDispose} does not operate by default on a particular {@link Scheduler}.</dd>
      * </dl>
      *
      * @param onDispose
-     *            the action that gets called when the source {@code ObservableSource}'s Subscription is cancelled
+     *            the action that gets called when the source {@code ObservableSource}'s Subscription is disposed
      * @return the source {@code ObservableSource} modified so as to call this Action when appropriate
      * @see <a href="http://reactivex.io/documentation/operators/do.html">ReactiveX operators documentation: Do</a>
      */