New files added

1 - 4chan-tomorrow.css.user.js  -  Set tomorrow.css as 4chan's default CSS
2 - 4chanx-settings.json        -  Current 4chanx settings
3 - exhentai.user.js            -  Add login cookies to exhentai
4 - facebookchatfix.user.js     -  A little hack for facebook's chat
5 - no_ddg_logo.user.js         -  Changes DDG's logo