add missing font-awesome share icon to the safe link hint

www/settings/inner.js

@@ -117,6 +117,18 @@ define([
 
     var create = {};
 
+    var SPECIAL_HINTS_HANDLER = {
+        safeLinks: function () {
+            return $('<span>', {'class': 'cp-sidebarlayout-description'})
+                .html(Messages._getKey('settings_safeLinksHint', ['<span class="fa fa-shhare-alt"></span>']));
+        },
+    };
+
+    var DEFAULT_HINT_HANDLER = function (safeKey) {
+        return $('<span>', {'class': 'cp-sidebarlayout-description'})
+            .text(Messages['settings_'+safeKey+'Hint'] || 'Coming soon...');
+    };
+
     var makeBlock = function (key, getter, full) {
         var safeKey = key.replace(/-([a-z])/g, function (g) { return g[1].toUpperCase(); });
 
@@ -124,8 +136,14 @@ define([
             var $div = $('<div>', {'class': 'cp-settings-' + key + ' cp-sidebarlayout-element'});
             if (full) {
                 $('<label>').text(Messages['settings_'+safeKey+'Title'] || key).appendTo($div);
-                $('<span>', {'class': 'cp-sidebarlayout-description'})
+
-                    .text(Messages['settings_'+safeKey+'Hint'] || 'Coming soon...').appendTo($div);
+                // if this block's hint needs a special renderer, then create it in SPECIAL_HINTS_HANLDER
+                // otherwise the default will be used
+                var hintFunction = (typeof(SPECIAL_HINTS_HANDLER[safeKey]) === 'function')?
+                    SPECIAL_HINTS_HANDLER[safeKey]:
+                    DEFAULT_HINT_HANDLER;
+
+                hintFunction(safeKey).appendTo($div);
             }
             getter(function (content) {
                 $div.append(content);