fix #40

* add missing dependenies

* tuning webpack loader for scss

* implement noDataIndication

* add story for noDataIndication prop

* patch yarn.lock

packages/react-bootstrap-table2-example/examples/basic/no-data-table.js

@@ -0,0 +1,32 @@
+import React from 'react';
+
+import { BootstrapTable } from 'react-bootstrap-table2';
+
+const columns = [{
+  dataField: 'id',
+  text: 'Product ID'
+}, {
+  dataField: 'name',
+  text: 'Product Name'
+}, {
+  dataField: 'price',
+  text: 'Product Price'
+}];
+
+export default () => (
+  <div>
+    <BootstrapTable keyField="id" data={ [] } columns={ columns } noDataIndication="Table is Empty" />
+    <pre className="prettyprint lang-js"><code className="language-javascript">{`
+<BootstrapTable keyField='id' data={ [] } columns={ columns } noDataIndication="Table is Empty" />
+
+// Following is more customizable example
+
+function indication() {
+  // return something here
+}
+
+<BootstrapTable keyField='id' data={ [] } columns={ columns } noDataIndication={ indication } />
+    `}
+    </code></pre>
+  </div>
+);