Noatun: Crashing at empty items in the playlist

Signed-off-by: Roman Savochenko <roman@home.home>
(cherry picked from commit cf9759fa99)

noatun/library/downloader.cpp

@@ -86,6 +86,7 @@ void Downloader::start()
 
 	for (TQPtrListIterator<Downloader::QueueItem> i(*mUnstartedQueue); i.current(); ++i)
 	{
+		if((*i)->file.path().isEmpty())	continue;
 		(*i)->notifier->mLocalFilename = (*i)->local;
 		mQueue.append(*i);
 		emit enqueued((*i)->notifier, (*i)->file);

noatun/modules/splitplaylist/view.cpp

@@ -797,6 +797,9 @@ void View::init()
 		list->openGlobal(internalURL);
 	}
 
+	for(PlaylistItem item = SPL->getFirst(); item; item = SPL->getAfter(item))
+	    if(item.url().path().isEmpty()) item.remove();
+
 	TDEConfig &config = *TDEGlobal::config();
 	config.setGroup("splitplaylist");