title: Buildozer Unknown command/target android_old
body: <p>im very noob still in python and kivy. </p>
  
  <p>Anyways, I'm making a simple android app, which just showing a single label. 
  Now I'm trying to package that python file to an apk via buildozer.<br>
  The <code>buildozer init</code> works, but then the <code>buildozer -v android debug</code> doesnt and give an error <code>Unknown command/target android_old</code>.</p>
  
  <p>Anyone can help me resolve this? Thanks</p>