//Using google service location Api to get last know location
 @Override
        protected void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            setContentView(R.layout.activity_main);
            Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
            setSupportActionBar(toolbar);
            handler = new Handler();
            textView = (TextView) findViewById(R.id.address);
            client = new GoogleApiClient.Builder(this)
                    .addApi(LocationServices.API)
                    .addOnConnectionFailedListener(this)
                    .addConnectionCallbacks(this)
                    .build();
            locationRequest = new LocationRequest();
            locationRequest.setInterval(1000);
            locationRequest.setFastestInterval(5000);