add links to download data at top of relevant notebooks

Author: dnjohnstone

Basic SED Analysis - GaAs Nanowire.ipynb

@@ -64,6 +64,15 @@
     "import numpy as np"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Download and the data for this demo from here and put in directory with notebooks:\n",
+    "\n",
+    "https://drive.google.com/drive/folders/1nkqDIu8g_kOQOuRqx5yDigtjopgv_Isj?usp=sharing"
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},

Calibrating Real & Reciprocal Space.ipynb

@@ -59,6 +59,15 @@
     "from pyxem.generators.calibration_generator import CalibrationGenerator"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Download and the data for this demo from here and put in directory with notebooks:\n",
+    "\n",
+    "https://drive.google.com/drive/folders/1YK9MZKkpuVTki9Zow5dYW9ZR1kIsbXRO?usp=sharing"
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},