Remove finalize method from Logfile

The usage of the finalization mechanism is meanwhile deprecated.
We only need to add another call to close() in the LogAnalyzerThread.
Everything else should already close the Logfile appropriately.

src/main/java/rv/comm/rcssserver/LogAnalyzerThread.java

@@ -88,6 +88,12 @@ public void run()
 		processFrame();
 
 		callback.finished(logfile.getNumFrames());
+
+		try {
+			logfile.close();
+		} catch (IOException e) {
+			// Ignore exception
+		}
 	}
 
 	private void processFrame()

src/main/java/rv/comm/rcssserver/Logfile.java

@@ -197,13 +197,6 @@ public void stepAnywhere(int frame) throws IOException
 		setCurrentFrame(frame);
 	}
 
-	@Override
-	protected void finalize() throws Throwable
-	{
-		super.finalize();
-		close();
-	}
-
 	@Override
 	public File getFile()
 	{