v1.4

Version 1.4:
* Added chat channels and '/chat' command
* Added '/mute' command
* Added '/unmute' command
* Added personal message spy feature
* Added '/hchat list' command
* Added RacesAndClasses support and variables '%a' and '%A'
* Names and UUIDs will now only be loaded once.
* Added Metrics.
* New channel variable: '%c'
* Updated Vault support
* Fixed color command
* Removed 'hchat.chat' permission
* Cleaned and optimized code