title: Always "aidl" is missing on Android Studio 1.2.1.1
body: <p>I am using Android Studio version 1.2.1.1,and every time when create a new app ,error log shows "Error:Execution failed for task ':app:compileDebugAidl'.</p>
  
  <blockquote>
    <p>aidl is missing" ,I know the solution for this problem is ,to write click on the app directory and select open module settings ,and compiled sdk version and build tool version must set accordingly.I need a proper solution for this problem and i don't want to repeat all these steps on every app creation.Can anybody help me out plz???</p>
  </blockquote>