getProfile(){
  let headers = new Headers();
  this.loadToken();
  headers.append('Authorization', this.authToken);
  headers.append('Content-Type','application/json');
  return this.http.get('http://localhost:8080/users/profile',{headers: headers})
    .map(res => res.json());
}

this.authService.getProfile().subscribe(profile => {
  this.user = profile.user;
},
err => {
  console.log(err);
  return false;
});