title: Google Sign IN in android application
body: <p>How can I do google sign in my android application without using google plus .
  I need sign in of google in my app is like we sign in like facebook that a screen is appeared that ask you to fill username and password and then click on sign in button.</p>
  
  <p>I had sign directly by using google play library and but I want that prompt comes and ask for the username and password .</p>
  
  <p>I got a problem using google plus is that if any body had a google account but not activated its google plus account then what can I do in that case?</p>
  
  <p>I want google sign in that way is there any way please give me solutions as soon as possible .</p>