files=[ 'client/build/Litt.app' ]
symlinks={ 'Applications': '/Applications' }
volume_name='Litt application'
format='UDZO'
size='60M'
icon_locations = {
    'Litt.app': (100, 100),
    'Applications': (550, 100)
}
window_rect=((200,600), (700,220))