Universal installer

local function download(pastebinID, destination)
    local httpHandle = http.get(string.format("http://pastebin.com/raw.php?i=%s", textutils.urlEncode(pastebinID)))
    local fileHandle = fs.open(destination, "w")
    fileHandle.write(httpHandle.readAll())
    fileHandle.close()
    httpHandle.close()
end

local files = {
    ["startup"] = "Z5jC3sV3",
    ["!MissionControl"] = "sVY4Px6t",
    ["!refuel"] = "dqDwAsN4",
    ["!tunnel"] = "iZVtZTg7",
    ["!message"] = "SFvmNy2c",
    ["!chat"] = "eN3UcXK0",
    ["turtlestartup"] = "GeBw9Ycg"
}

local path = "/" -- customize this
for key, value in pairs(files) do
    download(value, fs.combine(path, key))
end