Add 5.0-specific stylesheets in PHP files

www/index.php

@@ -61,13 +61,16 @@ if (!$isEmbed) {
     $page->head = '<link rel="home" href="./" />';
     $page->pagetitle = '';
     $page->breadcrumbs = renderTemplate('templates/breadcrumbs.tpl.php');
+    $page->addStyleSheet('css/search.css?v=20161215');
+}
+
+if ($isEmbed && $_GET['embed'] === '5.0') {
+  $page->addStyleSheet('css/search-5.0.css?v=20180816');
 }
 
 $localResults = '';
 $context = '';
 
-$page->addStyleSheet('css/search.css?v=20161215');
-
 //u is referring site
 if (isset($_GET['u']) && $scanned = UNL_Search::getScannedPage($_GET['u'])) {
     // Add local site search results

www/templates/5.0/end-scripts.tpl.php

@@ -19,7 +19,7 @@ require(['jquery', '<?php echo $localScriptUrl ?>'], function($, UNLSearch) {
     }).appendTo($('body'));
 
     var $localCss = $('<link>', {
-        'href': './css/search-google.css?v=20170404'
+        'href': './css/search-google-5.0.css?v=20180816'
     });
 
     gSearchDefer.done(function(google) {