More fixes

Author: andreas-zeller

notebooks/index.ipynb

@@ -38,8 +38,6 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## A Textbook for Paper, Screen, and Keyboard\n",
-    "\n",
     "## A Textbook for Paper, Screen, and Keyboard\n",
     "\n",
     "You can use this book in multiple ways:\n",
@@ -73,19 +71,6 @@
     "-->"
    ]
   },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "<link rel=\"stylesheet\" href=\"/html/mastodon-timeline.css\" />\n",
-    "<script src=\"/html/mastodon-timeline.js\"></script>\n",
-    "<div class=\"mt-timeline\">\n",
-    "  <div id=\"mt-body\" class=\"mt-body\" role=\"feed\">\n",
-    "    <div class=\"loading-spinner\"></div>\n",
-    "  </div>\n",
-    "</div>"
-   ]
-  },
   {
    "cell_type": "markdown",
    "metadata": {},