fix: PR feedbacks

Author: ChristopheCVB

src/integrationTest/java/net/twasi/obsremotejava/test/OBSRemoteControllerUnsecuredIT.java

@@ -62,6 +62,8 @@ void test() {
                "Source Filter visibility changed on filter '%s' in source '%s'", res.getFilterName(), res.getSourceName()
             )));
 
+            controller.registerPreviewSceneChangesCallback(res-> System.out.println("Preview Scene changed to: " + res.getSceneName()));
+
         });
 
         try {

src/main/java/net/twasi/obsremotejava/OBSRemoteController.java

@@ -398,6 +398,18 @@ public void playPauseMedia(String sourceName, Boolean playPause, Callback<PlayPa
         communicator.playPauseMedia(sourceName, playPause, callback);
     }
 
+    public void playMedia(String sourceName, Callback<PlayPauseMediaResponse> callback) {
+        communicator.playPauseMedia(sourceName, true, callback);
+    }
+
+    public void pauseMedia(String sourceName, Callback<PlayPauseMediaResponse> callback) {
+        communicator.playPauseMedia(sourceName, false, callback);
+    }
+
+    public void toggleMedia(String sourceName, Callback<PlayPauseMediaResponse> callback) {
+        communicator.playPauseMedia(sourceName, null, callback);
+    }
+
     public void restartMedia(String sourceName, Callback<RestartMediaResponse> callback) {
         communicator.restartMedia(sourceName, callback);
     }

src/main/java/net/twasi/obsremotejava/objects/Scene.java

@@ -15,7 +15,7 @@ public List<Source> getSources() {
         return sources;
     }
 
-    public List<Source> getAllSources() {
+    public List<Source> getSourcesIncludingGroupChildren() {
         List<Source> allSources = new ArrayList<>();
         this.sources.forEach(source -> {
             allSources.add(source);