no render if Desktop effects are enabled (edit: either use AWT instead of Swing or use some other Toolkit like SWT which also supports tray icon and might also work in kde, this is also applicable for Islamic Calendar and Quran Reciter)
new list to edit optional config files
add a restart button
add a nice about screen that is built in to the code (not file based)
add a button to lock the Firefox configuration
remove Firehol dependency
Localization