add Jazzy docs

docs/js/jazzy.search.js

@@ -0,0 +1,62 @@
+$(function(){
+  var searchIndex = lunr(function() {
+    this.ref('url');
+    this.field('name');
+  });
+
+  var $typeahead = $('[data-typeahead]');
+  var $form = $typeahead.parents('form');
+  var searchURL = $form.attr('action');
+
+  function displayTemplate(result) {
+    return result.name;
+  }
+
+  function suggestionTemplate(result) {
+    var t = '<div class="list-group-item clearfix">';
+    t += '<span class="doc-name">' + result.name + '</span>';
+    if (result.parent_name) {
+     t += '<span class="doc-parent-name label">' + result.parent_name + '</span>';
+    }
+    t += '</div>';
+    return t;
+  }
+
+  $typeahead.one('focus', function() {
+    $form.addClass('loading');
+
+    $.getJSON(searchURL).then(function(searchData) {
+      $.each(searchData, function (url, doc) {
+        searchIndex.add({url: url, name: doc.name});
+      });
+
+      $typeahead.typeahead(
+        {
+          highlight: true,
+          minLength: 3
+        },
+        {
+          limit: 10,
+          display: displayTemplate,
+          templates: { suggestion: suggestionTemplate },
+          source: function(query, sync) {
+            var results = searchIndex.search(query).map(function(result) {
+              var doc = searchData[result.ref];
+              doc.url = result.ref;
+              return doc;
+            });
+            sync(results);
+          }
+        }
+      );
+      $form.removeClass('loading');
+      $typeahead.trigger('focus');
+    });
+  });
+
+  var baseURL = searchURL.slice(0, -"search.json".length);
+
+  $typeahead.on('typeahead:select', function(e, result) {
+    window.location = baseURL + result.url;
+  });
+});