Don't show notification when background watching is disabled

This could happen if the WatchService loop did an iteration in the background.

Clover/app/src/main/java/org/floens/chan/core/watch/WatchNotifier.java

@@ -26,6 +26,7 @@ import android.support.v4.app.NotificationCompat;
 
 import org.floens.chan.ChanApplication;
 import org.floens.chan.R;
+import org.floens.chan.core.ChanPreferences;
 import org.floens.chan.core.model.Pin;
 import org.floens.chan.core.model.Post;
 import org.floens.chan.service.WatchService;
@@ -61,7 +62,7 @@ public class WatchNotifier {
     }
 
     public void onForegroundChanged() {
-        if (WatchService.getActivityInForeground()) {
+        if (WatchService.getActivityInForeground() && ChanPreferences.getWatchBackgroundEnabled()) {
             nm.cancel(NOTIFICATION_ID);
         } else {
 

Clover/app/src/main/java/org/floens/chan/service/WatchService.java

@@ -163,8 +163,6 @@ public class WatchService extends Service {
                     while (running) {
                         Logger.d(TAG, "Loadthread loop");
 
-                        update();
-
                         if (!running)
                             return;
 
@@ -180,6 +178,8 @@ public class WatchService extends Service {
                                 Logger.d(TAG, "Interrupted!");
                             }
                         } else {
+                            update();
+
                             try {
                                 Thread.sleep(timeout);
                             } catch (InterruptedException e) {