adding appmode

environment.yml

+name: bmcsapps
 channels:
   - conda-forge
 dependencies:
@@ -6,3 +7,5 @@ dependencies:
   - numpy
   - sympy
   - ipywidgets
+  - rise
+

index.ipynb

+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# Appmode in Jupyter\n",
+    "\n",
+    "This page demonstrates how to generate online \"apps\" with a Jupyter Notebook interface. With the `appmode` plugin, we can create interactive experiences without requiring coding or running a specific cell.\n",
+    "\n",
+    "Markdown cells will be retained, and all code cells will be run, then hidden. The outputs of each cell will be displayed as well.\n",
+    "\n",
+    "Check out a further example using an [ipyvolume](https://ipyvolume.readthedocs.io/en/latest/) to render a 3D plot: [ipyvolume_demo.ipynb](ipyvolume_demo.ipynb)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "from __future__ import division\n",
+    "import ipywidgets as ipw\n",
+    "\n",
+    "output = ipw.Text(placeholder=\"0\", layout=ipw.Layout(width=\"190px\"),  disabled=True)\n",
+    "\n",
+    "def on_click(btn):\n",
+    "    if btn.description == \"=\":\n",
+    "        try:\n",
+    "            output.value = str(eval(output.value))\n",
+    "        except:\n",
+    "            output.value = \"ERROR\"\n",
+    "    elif btn.description == \"AC\":\n",
+    "        output.value = \"\"\n",
+    "    elif btn.description == \"del\":\n",
+    "        output.value = output.value[:-1]\n",
+    "    else:\n",
+    "        output.value = output.value + btn.description\n",
+    "\n",
+    "def mk_btn(description):\n",
+    "    btn = ipw.Button(description=description, layout=ipw.Layout(width=\"45px\"))\n",
+    "    btn.on_click(on_click)\n",
+    "    return btn\n",
+    "\n",
+    "row0 = ipw.HBox([mk_btn(d) for d in (\"(\", \")\", \"del\", \"AC\")])\n",
+    "row1 = ipw.HBox([mk_btn(d) for d in (\"7\", \"8\", \"9\", \" / \")])\n",
+    "row2 = ipw.HBox([mk_btn(d) for d in (\"4\", \"5\", \"6\", \" * \")])\n",
+    "row3 = ipw.HBox([mk_btn(d) for d in (\"1\", \"2\", \"3\", \" - \")])\n",
+    "row4 = ipw.HBox([mk_btn(d) for d in (\"0\", \".\", \"=\", \" + \")])\n",
+    "ipw.VBox((output, row0, row1, row2, row3, row4))"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.6.2"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}