Merge pull request #8 from uvidyadharan/pr_fix_gpu_utilization

Update README.md

Author: lizlooney

README.md

@@ -160,9 +160,19 @@ popd
 ## Install JDK
 Depending on your OS and distribution there are various ways to install JDK. See https://www.oracle.com/java/technologies/downloads/ for instructions. 
 
-## Install Docker
+## Docker
+
+### Install
+
 Depending on your OS and distribution there are various ways to install Docker. https://docs.docker.com/get-docker/
 
+### Authenticate
+
+```
+gcloud auth configure-docker
+Do you want to continue (Y/n)?  y
+```
+
 ## Fill in the values in server/env_variables.yaml
 
 1. Replace `<YOUR-PROJECT-ID>` with the Google Cloud Project ID for your project.