Fix inconsistencies in guest nick name generation When the setting net/nick is empty, HW generates a guest name. But there were several problems: - Team name did not match guest name - Random guest number was re-rolled multiple times, causing inconsistencies - Guest number was often too large (now capped at 99999)

-- Library for parameters handling

params = {}

function parseParams()
    if ScriptParam ~= nil then
        for k, v in string.gmatch(ScriptParam, "(%w+)=([^,]+)") do
            params[k] = v
        end
    end
end