Merge and work on RefCount

Author: johnhmarks

rxjava-core/src/main/java/rx/observables/ConnectableObservable.java

@@ -54,17 +54,6 @@ protected ConnectableObservable(OnSubscribeFunc<T> onSubscribe) {
      * @return a {@link Observable}
      */
     public Observable<T> refCount() {
-        return refCount(this);
-    }
-
-    /**
-     * Returns an observable sequence that stays connected to the source as long
-     * as there is at least one subscription to the observable sequence.
-     * @param that
-     *              a {@link ConnectableObservable}
-     * @return a {@link Observable}
-     */
-    public static <T> Observable<T> refCount(ConnectableObservable<T> that) {
-        return Observable.create(OperationRefCount.refCount(that));
+        return Observable.create(OperationRefCount.refCount(this));
     }
 }

rxjava-core/src/main/java/rx/operators/OperationRefCount.java

@@ -70,7 +70,6 @@ public void call() {
             });
         }
 
-        @RunWith(JUnit4.class)
         public static class UnitTest {
 
             @Before