A bukkit plugin for showing another server icon at night in game.
# Name of the world to detect.
world-name: world
# Day icon name in config dir.
icon-day: server-icon-day.png
# Night icon name in config dir.
icon-night: server-icon-night.png
# If cache enabled, there should not an server-icon.png file in server root dir.
cache-enabled: true64 * 64 png format file.