Implementar Remember Me #1
Description
Implementar Remember me com localstorage e login com Session Storage.
Problema: Ao abrir nova aba a session storage é perdida.
Solução: http://stackoverflow.com/questions/20325763/browser-sessionstorage-share-between-tabs
http://blog.guya.net/2015/06/12/sharing-sessionstorage-between-tabs-for-secure-multi-tab-authentication/
//Implementação com Cookie.
https://blog.craigpalermo.com/tutorial/angularjs/2015/05/26/remember-me-angularjs.html
//TO-DO: verificar se a melhor forma de implementar é essa:
http://stackoverflow.com/questions/33375443/login-session-storage-x-remember-me-local-storage-is-it-correct-when-using