title: Android studio, how to delete folder with references?
body: <p>i would like to delete one folder (unused library) from my project in Android Studio. But i cannot to do that by delete key on keyboard or any other way.</p>
  
  <p>I tried to found delete under refactor->safe delete, but this option is disabled. </p>
  
  <p>If i removed folder manually from folder, Android studio created a folder again and putted in one .iml file, so i cannot delete folder again. </p>
  
  <p>Thanks for any help. </p>