addressing reviewer comments

src/ui/public/directives/bread_crumbs.js

@@ -7,9 +7,7 @@ var module = uiModules.get('kibana');
 module.directive('breadCrumbs', function () {
   return {
     restrict: 'E',
-    scope: {
-      userMakeUrl: '=?makeUrl'
-    },
+    scope: true,
     template: breadCrumbsTemplate,
     controller: function ($scope) {
       $scope.crumbs = chrome.getBreadcrumbs();

src/ui/public/partials/bread_crumbs.html

@@ -1,6 +1,6 @@
 <ul>
   <li ng-repeat="crumb in crumbs">
     <a ng-href="{{ makeUrl(crumb) }}">{{crumb}}</a>
-    <span ng-hide="$index === (crumbs.length - 1)"> / </span>
+    <span ng-hide="$last"> / </span>
   </li>
 </ul>

src/ui/public/styles/base.less

@@ -295,18 +295,18 @@ bread-crumbs {
     list-style-type: none;
     text-transform: capitalize;
 
-    &>li {
+    >li {
       display: inline;
-      &>a {
+      >a {
         color: @kibanaGray2;
       }
-      &>a:hover {
+      >a:hover {
         color: @kibanaGray1;
       }
     }
 
-    &>li:last-child {
-      &>a {
+    >li:last-child {
+      >a {
         color: @kibanaGray1;
       }
     }