add ignore output tags:

Author: zingale

mesh/mesh-examples.ipynb

@@ -485,7 +485,11 @@
   {
    "cell_type": "code",
    "execution_count": 15,
-   "metadata": {},
+   "metadata": {
+    "tags": [
+     "nbval-ignore-output"
+    ]
+   },
    "outputs": [
     {
      "name": "stdout",
@@ -523,7 +527,11 @@
   {
    "cell_type": "code",
    "execution_count": 16,
-   "metadata": {},
+   "metadata": {
+    "tags": [
+     "nbval-ignore-output"
+    ]
+   },
    "outputs": [
     {
      "data": {
@@ -851,8 +859,9 @@
   }
  ],
  "metadata": {
+  "celltoolbar": "Tags",
   "kernelspec": {
-   "display_name": "Python [default]",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -866,7 +875,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.5"
+   "version": "3.7.2"
   }
  },
  "nbformat": 4,