title: download build tools for Android studio
body: <p>I have Android studio 2.3.2 installed.
  I have installed the sdk tools and platform tools manually because I'm in syria.
  I really need to download the sdk build tools from another server because iadl is missing.
  Is there is anyway​ to download this from external site?
  My sdk is 25.0.2
  My OS Linux mint </p>