.external-icon:after {
    content: "\f08e";
    font-family: FontAwesome;
    font-style: normal;
    font-weight: normal;
    text-decoration: none;
    margin-left: 0.2em;
    font-size: 0.8em;
    color: #337ab7;
}

/* Disables external ref for github icons */

a.fa-github:after {
    content : "" !important;
}