title: GoogleApiClient class not found Error
body: <p>I am developing an android app with Google+ SignIn. I imported google-play-services_lib, but the code is showing GoogleApiClient class not found error. Also com.google.android.gms.common.api package is not found in the project.<img src="https://i.stack.imgur.com/4WmmC.png" alt="enter image description here"></p>
  
  <p>What i gotta do to resolve this issue?</p>
  
  <p>Thanks!</p>