解决设置键返回淘好玩重新启动的问题

@@ -445,6 +445,7 @@ public class AppActivity extends Cocos2dxActivity {
                         && !activity_name.equals(INSTALLER_HOME_ACTIVITY_NAME)
                         && !activity_name.equals(INSTALLER_HOME_ACTIVITY_NAME)
                         && !activity_name.equals(INSTALLER_PROGRESS_ACTIVITY_NAME)) {
                         && !activity_name.equals(INSTALLER_PROGRESS_ACTIVITY_NAME)) {
                     Log.d("AppActivity", "top activity: " + activity_name);
                     Log.d("AppActivity", "top activity: " + activity_name);
+                    finish();
                     System.exit(0);
                     System.exit(0);
                 }
                 }
             });
             });