lib: add groupby module + register it in main index

Author: etpinard

lib/groupby.js

@@ -0,0 +1,11 @@
+/**
+* Copyright 2012-2016, Plotly, Inc.
+* All rights reserved.
+*
+* This source code is licensed under the MIT license found in the
+* LICENSE file in the root directory of this source tree.
+*/
+
+'use strict';
+
+module.exports = require('../src/transforms/groupby');

lib/index.js

@@ -10,6 +10,7 @@
 
 var Plotly = require('./core');
 
+// traces
 Plotly.register([
     require('./bar'),
     require('./box'),
@@ -30,9 +31,10 @@ Plotly.register([
     require('./scattermapbox')
 ]);
 
-// add transforms
+// transforms
 Plotly.register([
-    require('./filter')
+    require('./filter'),
+    require('./groupby')
 ]);
 
 module.exports = Plotly;