message: Update to test with gke 1.13 and 1.14 rather than 1.12 and 1.13, since 1.12 master no longer available.
diff: @@ -63,14 +63,14 @@ workflows:
  - test_dashboard
  - build_go_images
  - build_dashboard
  - - GKE_1_12_MASTER:
  + - GKE_1_14_MASTER:
  <<: *build_on_master
  requires:
  - test_go
  - test_dashboard
  - build_go_images
  - build_dashboard
  - - GKE_1_12_LATEST_RELEASE:
  + - GKE_1_14_LATEST_RELEASE:
  <<: *build_on_master
  requires:
  - test_go
  @@ -84,8 +84,8 @@ workflows:
  - local_e2e_tests_mongodb
  - GKE_1_13_MASTER
  - GKE_1_13_LATEST_RELEASE
  - - GKE_1_12_MASTER
  - - GKE_1_12_LATEST_RELEASE
  + - GKE_1_14_MASTER
  + - GKE_1_14_LATEST_RELEASE
  - push_images:
  <<: *build_on_master
  requires:
  @@ -93,8 +93,8 @@ workflows:
  - local_e2e_tests_mongodb
  - GKE_1_13_MASTER
  - GKE_1_13_LATEST_RELEASE
  - - GKE_1_12_MASTER
  - - GKE_1_12_LATEST_RELEASE
  + - GKE_1_14_MASTER
  + - GKE_1_14_LATEST_RELEASE
  - release:
  <<: *build_on_tag
  requires:
  @@ -102,8 +102,8 @@ workflows:
  - local_e2e_tests_mongodb
  - GKE_1_13_MASTER
  - GKE_1_13_LATEST_RELEASE
  - - GKE_1_12_MASTER
  - - GKE_1_12_LATEST_RELEASE
  + - GKE_1_14_MASTER
  + - GKE_1_14_LATEST_RELEASE
  ## Definitions
  install_gcloud_sdk: &install_gcloud_sdk
  @@ -157,7 +157,7 @@ build_images: &build_images
  - "*"
  install_kubectl: &install_kubectl
  run: |
  - curl -LO https://storage.googleapis.com/kubernetes-release/release/v1.12.0/bin/linux/amd64/kubectl
  + curl -LO https://storage.googleapis.com/kubernetes-release/release/v1.13.0/bin/linux/amd64/kubectl
  chmod +x ./kubectl
  sudo mv ./kubectl /usr/local/bin/kubectl
  run_e2e_tests: &run_e2e_tests
  @@ -311,14 +311,14 @@ jobs:
  environment:
  GKE_BRANCH: "1.13"
  TEST_LATEST_RELEASE: 1
  - GKE_1_12_MASTER:
  + GKE_1_14_MASTER:
  <<: *gke_test
  environment:
  - GKE_BRANCH: "1.12"
  - GKE_1_12_LATEST_RELEASE:
  + GKE_BRANCH: "1.14"
  + GKE_1_14_LATEST_RELEASE:
  <<: *gke_test
  environment:
  - GKE_BRANCH: "1.12"
  + GKE_BRANCH: "1.14"
  TEST_LATEST_RELEASE: 1
  sync_chart:
  docker:
  