var headers = new Headers();
headers.append('Content-Type', 'application/x-www-form-urlencoded');
this.http.post('http://localhost/jiffy_fun/laravel/public/token',{headers: headers}).map(res => res.json()).subscribe(res => {this.token = res});

var creds = "username=" + username + "&password=" + password;

var headers = new Headers();
headers.append('Content-Type',
         'application/x-www-form-urlencoded');
this.http.post(
    'http://localhost/jiffy_fun/laravel/public/token',
    creds,
    {headers: headers})
.map(res => res.json())
.subscribe(res => {this.token = res});

let headers = {
  'Content-Type' : 'application/x-www-form-urlencoded'
}
let options = new RequestOptions({ headers: headers, withCredentials: true });

this.http.post('http://localhost/jiffy_fun/laravel/public/token',JSON.stringify({}),options).map(res => res.json()).subscribe(res => {this.token = res});

// Http post function declaration
post(url: string, body: string, options?: RequestOptionsArgs) : Observable<Response>