Better error handling. There might be notices

PHP Notice:  Undefined index: oauth_token in /base/data/home/apps/s~menu-2-day/1.376922300240819864/vendor/lusitanian/oauth/src/OAuth/OAuth1/Service/Twitter.php on line 110
W 2014-07-01 10:01:29.652
PHP Notice:  Undefined index: oauth_token_secret in /base/data/home/apps/s~menu-2-day/1.376922300240819864/vendor/lusitanian/oauth/src/OAuth/OAuth1/Service/Twitter.php on line 111

etc. and i have no idea what is going on