Add NaiveDatetimePicker to docs

Author: vidartf

docs/source/examples/Widget List.ipynb

@@ -1157,6 +1157,26 @@
     ")"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+       "## Naive picker\n",
+       "\n",
+       "In some cases you might want to be able to pick naive datetime objects, i.e. timezone-unaware datetimes. To quote the Python 3 docs:\n",
+       "\n",
+       "> Naive objects are easy to understand and to work with, at the cost of ignoring some aspects of reality."
+   ]
+   },
+   {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+       "ipydatetime.NaiveDatetimePicker(description='Pick a Time')"
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},