Processing party events

[Wyzards]

Task Title

Task: Processing party events

Task Description

This task will add functionality that makes parties worth using. This task will add the following features:

1. When the party leader switches to another server, it will prevent them from switching servers if their entire party cannot fit in the server
2. When a party leader switches to another server, it will attempt to move the entire party to that server
3. When the party leader leaves the Grubnest network, if they do not rejoin in 5 minutes, the player who has been in the party the longest will become the leader of the party

Epic Parent

Feature: Add parties