tab icons correction

www/common/common-interface.js

@@ -192,7 +192,7 @@ define([
             var content = h('div.alertify-tabs-content', tab.content);
             var title = h('span.alertify-tabs-title', tab.title);
             if (tab.icon) {
-                var icon = h('i', {class: 'fa ' + tab.icon});
+                var icon = h('i', {class: tab.icon});
                 $(title).prepend(' ').prepend(icon);
             };
             $(title).click(function () {

www/common/common-ui-elements.js

@@ -1202,15 +1202,15 @@ define([
         // Create modal
         var tabs = [{
             title: Messages.share_linkCategory,
-            icon: "fa-link",
+            icon: "fa fa-link",
             content: frameLink
         }, {
             title: Messages.share_contactCategory,
-            icon: "fa-address-book",
+            icon: "fa fa-address-book",
             content: frameContacts
         }, {
             title: Messages.share_embedCategory,
-            icon: "fa-code",
+            icon: "fa fa-code",
             content: frameEmbed
         }];
         if (typeof(AppConfig.customizeShareOptions) === 'function') {