update links in starthere notebook for binder

Author: Ben Mather

stripy/Notebooks/0-StartHere.ipynb

@@ -37,6 +37,8 @@
     "  - [Ex5-Smoothing.ipynb](CartesianTriangulations/Ex5-Smoothing.ipynb)\n",
     "  - [Ex6-Scattered-Data.ipynb](CartesianTriangulations/Ex6-Scattered-Data.ipynb)\n",
     "  - [Ex7-Refinement-of-Triangulations.ipynb](CartesianTriangulations/Ex7-Refinement-of-Triangulations.ipynb)\n",
+    "  - [Ex8-Spline-Tension.ipynb](CartesianTriangulations/Ex8-Spline-Tension.ipynb)\n",
+    "  - [Ex9-Voronoi-Diagram.ipynb](CartesianTriangulations/Ex9-Voronoi-Diagram.ipynb)\n",
     "\n",
     "### Spherical \n",
     "\n",
@@ -47,6 +49,8 @@
     "  - [Ex5-Smoothing.ipynb](SphericalTriangulations/Ex5-Smoothing.ipynb)\n",
     "  - [Ex6-Scattered-Data.ipynb](SphericalTriangulations/Ex6-Scattered-Data.ipynb)\n",
     "  - [Ex7-Refinement-of-Triangulations.ipynb](SphericalTriangulations/Ex7-Refinement-of-Triangulations.ipynb)\n",
+    "  - [Ex8-Spline-Tension.ipynb](SphericalTriangulations/Ex8-Spline-Tension.ipynb)\n",
+    "  - [Ex9-Voronoi-Diagram.ipynb](SphericalTriangulations/Ex9-Voronoi-Diagram.ipynb)\n",
     "\n",
     "\n",
     "## Installation\n",
@@ -174,7 +178,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.5.3"
+   "version": "3.7.7"
   }
  },
  "nbformat": 4,