GM.Items = {}
function GM:AddItem(signature, desc, category, worth, swep, callback, model, worthshop, pointshop, wave, unlocked, infliction, stock, objonly)
	local tab = {Signature = signature, Description = desc, Category = category, Worth = worth or 0, SWEP = swep, Callback = callback, Model = model, WorthShop = worthshop, PointShop = pointshop, Wave = wave or 0, Unlocked = unlocked, Infliction = infliction, Stock = stock or false, ObjectiveOnly = objonly or false}
	self.Items[#self.Items + 1] = tab

	return tab
end

function GM:AddStartingItem(signature, desc, category, points, worth, callback, model)
	return self:AddItem(signature, desc, category, points, worth, callback, model, true, false, 0, true, nil, nil, false)
end

function GM:AddPointShopItem(signature, desc, category, points, worth, stock, wave, unlocked, infliction, objonly, callback, model)
	return self:AddItem("ps_"..signature, desc, category, points, worth, callback, model, false, true, wave, unlocked, infliction, stock, objonly)
end