Added an extra cell to the examples notebook with instructions on how to run it on Google Colab

notebooks/examples.ipynb

@@ -1,5 +1,19 @@
 {
  "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Instructions for Google Colab:\n",
+    "# 1. Uncomment the following line\n",
+    "# 2. Run it\n",
+    "# 3. Restart runtime (Runtime -> Restart runtime)\n",
+    "# 4. Comment it again\n",
+    "#!pip install -e \"git+https://github.com/marceloprates/prettymaps#egg=prettymaps\""
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},
@@ -1563,7 +1577,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.10.6 (main, Oct  7 2022, 20:19:58) [GCC 11.2.0]"
+   "version": "3.10.6"
   },
   "orig_nbformat": 4,
   "vscode": {