Use a more updated gcloud

Signed-off-by: Nolan Brubaker <brubakern@vmware.com>

.travis.yml

@@ -14,8 +14,9 @@ script:
   - echo "TRAVIS_BRANCH=$TRAVIS_BRANCH, PR=$TRAVIS_PULL_REQUEST, BRANCH=$BRANCH"
   - hack/ci-check.sh
 
-# gcloud sdk is needed to upload docker images
+# gcloud sdk is needed to upload docker images, but we want an updated version
 before_deploy:
+  - apt-get remove google-cloud-sdk
   - if [ ! -d ${HOME}/google-cloud-sdk ]; then curl https://sdk.cloud.google.com | bash
     /dev/stdin --disable-prompts; fi
 

hack/gcr-push.sh

@@ -58,6 +58,7 @@ ls -al /home/travis/.docker
 cat /home/travis/.docker/config.json
 docker --version
 gcloud --version
+which gcloud
 echo "END DIAGNOSTICS"
 
 echo "Building and pushing container images."