gamemode/server/states: Switch to generated implementation

This has the benefit that all base info is present as meta info and setting a member to nil simply uses the meta member instead.

source/gamemodes/prophuntextended/gamemode/server/states/state_postmatch.lua

@@ -1,7 +1,7 @@
 --[[
 	The MIT License (MIT)
 	
-	Copyright (c) 2015 Xaymar
+	Copyright (c) 2015-2018 Xaymar
 
 	Permission is hereby granted, free of charge, to any person obtaining a copy
 	of this software and associated documentation files (the "Software"), to deal
@@ -22,7 +22,9 @@
 	SOFTWARE.
 --]]
 
-StatePostMatch = {}
+include "base.lua"
+
+StatePostMatch = state("PostMatch")
 
 function StatePostMatch:OnEnter(OldState)
 	if GAMEMODE.Config:DebugLog() then print("StatePostMatch: OnEnter") end