update js

Author: artemsheludko

_includes/javascripts.html

@@ -1,4 +1,15 @@
 <!-- JS -->
 <script src="{{site.baseurl}}/assets/js/jquery-3.2.1.min.js"></script>
 <script src="{{site.baseurl}}/assets/js/jekyll-search.js"></script>
+<script>
+  SimpleJekyllSearch({
+    searchInput: document.getElementById('search-input'),
+    resultsContainer: document.getElementById('results-container'),
+    json: '{{ site.baseurl }}/search.json',
+    searchResultTemplate: '<li><a href="{url}" title="{desc}">{title}</a></li>',
+    noResultsText: 'No results found',
+    fuzzy: false,
+    exclude: ['Welcome']
+  });
+</script>
 <script src="{{site.baseurl}}/assets/js/main.js"></script>