Minor notebook updates.
"source": [
"# Before You Start\n",
"\n",
- "The running time shown in this notebook is on a Standard_NC6 Azure Deep Learning Virtual Machine with 1 NVIDIA Tesla K80 GPU. \n",
"> **Tip**: If you want to run through the notebook quickly, you can set the **`QUICK_RUN`** flag in the cell below to **`True`** to run the notebook on a small subset of the data and a smaller number of epochs. \n",
"\n",
"The table below provides some reference running time on different machine configurations. \n",
