This has been suggested so many times. It isn’t being added due to all of the bugs it contains (and it’s pretty laggy).
Although it will be denied, to make this an official suggestion you will need to use the template below:
[b]Server Name:[/b]
[b]Suggestion Title:[/b]
[b]How would it benefit the server:[/b]
[b]Potential Issues/Exploits:[/b]
[b]Additional notes:[/b]