fixed a bug with the new updater

* fixed update failed caused by bad replacing

src/application/updater.java

@@ -90,8 +90,9 @@ public class updater implements Runnable{
 		        pm.setMillisToPopup(0);
 		        pm.setMinimum(0);// tell the progress bar that we start at the beginning of the stream
 		        pm.setMaximum(conn.getContentLength());// tell the progress bar the total number of bytes we are going to read.
-				FileUtils.copyInputStreamToFile(pmis, new File("ProjectHomeFlix.jar"));			
-				
+				FileUtils.copyInputStreamToFile(pmis, new File("ProjectHomeFlix_update.jar"));	//download update			
+				org.apache.commons.io.FileUtils.copyFile(new File("ProjectHomeFlix_update.jar"), new File("ProjectHomeFlix.jar"));	//TODO rename update to old name
+				org.apache.commons.io.FileUtils.deleteQuietly(new File("ProjectHomeFlix_update.jar"));	//delete update
 				Runtime.getRuntime().exec("java -jar ProjectHomeFlix.jar");	//start again
 				System.exit(0);	//finishes itself
 			} catch (IOException e) {