fix: Update gcloud components before deploy

Author: Ben Vinegar

.travis.yml

@@ -17,13 +17,13 @@ jobs:
         - PATH=$PATH:${HOME}/google-cloud-sdk/bin
           PYTHONPATH=${PYTHONPATH}:${GAE_PYTHONPATH} CLOUDSDK_CORE_DISABLE_PROMPTS=1
       before_install:
-        - pip install httplib2
         - if [ "$TRAVIS_BRANCH" != "master" -o "$TRAVIS_PULL_REQUEST" != "false" ]; then travis_terminate 0; fi
         - openssl aes-256-cbc -K $encrypted_3108ac7e9a1f_key -iv $encrypted_3108ac7e9a1f_iv
           -in .travis/credentials.tar.gz.enc -out credentials.tar.gz -d
         - gcloud version || true
         - if [ ! -d "$HOME/google-cloud-sdk/bin" ]; then rm -rf $HOME/google-cloud-sdk; curl https://sdk.cloud.google.com | bash; fi
         - source /home/travis/google-cloud-sdk/path.bash.inc
+        - gcloud --quiet components update
         - tar -xzf credentials.tar.gz
         - gcloud auth activate-service-account --key-file client-secret.json
       script: