Courseware search: Change name of results page from "Searching [course name]"

and patch up some style issues

lms/static/js/search/views/search_list_view.js

@@ -31,7 +31,6 @@ define([
 
         render: function () {
             this.$el.html(this.listTemplate({
-                courseName: this.courseName,
                 totalCount: this.collection.totalCount,
                 totalCountMsg: this.totalCountMsg(),
                 pageSize: this.collection.pageSize,

lms/static/js/spec/search/search_spec.js

@@ -348,7 +348,6 @@ define([
             this.listView.render();
             expect(this.listView.$el.find('ol')[0]).toExist();
             expect(this.listView.$el.find('li').length).toEqual(1);
-            expect(this.listView.$el).toContainHtml('Test Course');
             expect(this.listView.$el).toContainHtml('this is a short excerpt');
 
             this.collection.set(searchResults);

lms/static/sass/course/courseware/_courseware_search.scss

@@ -48,7 +48,8 @@
 
   .search-info {
     padding-bottom: lh(.75);
-    border-bottom: 1px solid lighten($border-color, 10%);
+    margin-bottom: lh(.50);
+    border-bottom: 1px solid $border-color-3;
     .search-count {
       float: right;
       color: $gray;
@@ -61,7 +62,7 @@
 
   .search-results-item {
     position: relative;
-    border-bottom: 1px solid lighten($border-color, 10%);
+    border-bottom: 1px solid $border-color-1;
     list-style-type: none;
     margin-bottom: lh(.75);
     padding-bottom: lh(.75);

lms/templates/courseware_search/search_list.underscore

 <div class="search-info">
-    <%- interpolate(gettext("Searching %s"), [courseName]) %>
-    <div class="search-count"><%- totalCountMsg %></div>
+    <%= gettext("Search Results") %>
+    <div class="search-count"><%= totalCountMsg %></div>
 </div>
 
 <% if (totalCount > 0 ) { %>
@@ -9,13 +9,13 @@
 
     <% if (hasMoreResults) { %>
         <a class="search-load-next" href="javascript:void(0);">
-            <%- interpolate(gettext("Load next %s results"), [pageSize]) %>
+            <%= interpolate(gettext("Load next %s results"), [pageSize]) %>
             <i class="icon fa-spinner fa-spin"></i>
         </a>
     <% } %>
 
 <% } else { %>
 
-    <p><%- gettext("Sorry, no results were found.") %></p>
+    <p><%= gettext("Sorry, no results were found.") %></p>
 
 <% } %>