Command System Changes | Event and Packet System Improvements

• Added an EnumPriority enum to allow the priority of event calls with a specific listener class to be changed.
• Added CommandMessages object which allows the developer to change the colors and general messages per command.
• Added bStats Metrics so we can tell which versions are more popular.
• Added Updater configuration.
• Added an AutoDownload feature in the Updater.
• Added /atlas reload command.
• Improved performance of some methods and the event system.