Adding link to survey

test_setup.ipynb

@@ -12,7 +12,9 @@
     "\n",
     "2. `import` statements to check whether you have everything installed that we need.\n",
     "\n",
-    "3. A cell where you will paste a line of code you copy from Slack, to check for a potential problem with \"smart\" quotes."
+    "3. A cell where you will paste a line of code you copy from Slack, to check for a potential problem with \"smart\" quotes.\n",
+    "\n",
+    "At the end there's a link to a survey where you can let us know you're done, or if you have any problems."
    ]
   },
   {
@@ -227,6 +229,15 @@
     "If you have trouble with this, let us know and we will provide more details."
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Survey\n",
+    "\n",
+    "Please fill out [this survey](https://forms.gle/aWikZ88xA1Rcvsvx8) to let us know when you are done."
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,