check.tde 3.4-alpha

if not fs.exists(".tde-version") then
tde_version = 3.4
else
file = fs.open(".tde-version", "r")
tde_version = file.readLine()
file.close()
if tonumber(tde_version) then
tde_version = tonumber(tde_version)
else
tde_version = 3.4
end
end
paste = "ndKqXJcM"
local file = http.get("http://pastebin.com/raw.php?i="..textutils.urlEncode( paste ) )
if file then
version = file.readLine()
install = file.readLine()
file.close()
version = tonumber(string.sub(version, 15))
install = string.sub(install, 11)
if version > tde_version then
write(" update aviable ")
file = fs.open(".update", "w")
file.writeLine(install)
file.close()
end
end