2.x: marbles for Observable all, fromPublisher, zipArray (#5740)

Author: akarnokd

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

@@ -1898,6 +1898,8 @@ public static <T> Observable<T> fromIterable(Iterable<? extends T> source) {
     /**
      * Converts an arbitrary Reactive-Streams Publisher into an Observable.
      * <p>
+     * <img width="640" height="344" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/fromPublisher.o.png" alt="">
+     * <p>
      * The {@link Publisher} must follow the
      * <a href="https://github.com/reactive-streams/reactive-streams-jvm#reactive-streams">Reactive-Streams specification</a>.
      * Violating the specification may result in undefined behavior.
@@ -4628,7 +4630,7 @@ public static <T1, T2, T3, T4, T5, T6, T7, T8, T9, R> Observable<R> zip(
      * {@code Function<Integer[], R>} passed to the method would trigger a {@code ClassCastException}.
      *
      * <p>
-     * <img width="640" height="380" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/zipArray.png" alt="">
+     * <img width="640" height="380" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/zipArray.o.png" alt="">
      * <dl>
      *  <dt><b>Scheduler:</b></dt>
      *  <dd>{@code zipArray} does not operate by default on a particular {@link Scheduler}.</dd>
@@ -4729,7 +4731,7 @@ public static <T, R> Observable<R> zipIterable(Iterable<? extends ObservableSour
      * Returns a Single that emits a Boolean that indicates whether all of the items emitted by the source
      * ObservableSource satisfy a condition.
      * <p>
-     * <img width="640" height="315" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/all.2.png" alt="">
+     * <img width="640" height="264" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/all.o.png" alt="">
      * <dl>
      *  <dt><b>Scheduler:</b></dt>
      *  <dd>{@code all} does not operate by default on a particular {@link Scheduler}.</dd>