anchor.diff:  WORKDIR /tmp
   
   # Install Terraform
  -ENV TERRAFORM_VERSION 0.10.7
  +ENV TERRAFORM_VERSION 0.10.8
   RUN curl --fail -sSL -O https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_linux_amd64.zip \
       && unzip terraform_${TERRAFORM_VERSION}_linux_amd64.zip \
       && rm terraform_${TERRAFORM_VERSION}_linux_amd64.zip \
       && mv terraform /usr/local/bin
   
   # Install kubectl
  -ENV KUBERNETES_VERSION 1.5.2
  +ENV KUBERNETES_VERSION 1.7.10
   RUN curl --fail -sSL -O https://storage.googleapis.com/kubernetes-release/release/v${KUBERNETES_VERSION}/bin/linux/amd64/kubectl \
       && mv kubectl /usr/local/bin/kubectl \
       && chmod +x /usr/local/bin/kubectl \
  
positive.code:     apk del .build-deps
  
  # Install Google Cloud SDK
  ENV GCLOUD_SDK_VERSION=147.0.0
  RUN curl --fail -sSL -O https://dl.google.com/dl/cloudsdk/channels/rapid/downloads/google-cloud-sdk-${GCLOUD_SDK_VERSION}-linux-x86_64.tar.gz && \
      tar -zvxf google-cloud-sdk-${GCLOUD_SDK_VERSION}-linux-x86_64.tar.gz && \
      mv google-cloud-sdk /usr/local/ && \
  
negative.code: ENV NODE_MIN_SIZE 2
  
  # Install helm
  ENV HELM_VERSION 2.7.0
  ENV HELM_HOME /var/lib/helm
  RUN curl --fail -sSL -O http://storage.googleapis.com/kubernetes-helm/helm-v${HELM_VERSION}-linux-amd64.tar.gz \
      && tar -zxf helm-v${HELM_VERSION}-linux-amd64.tar.gz \
      && mv linux-amd64/helm /usr/local/bin/helm \
      && rm -rf linux-amd64 \
      && chmod +x /usr/local/bin/helm \
      && helm completion bash > /etc/bash_completion.d/helm.sh \
      && mkdir -p ${HELM_HOME} \
      && helm init --client-only \
      && helm plugin install https://github.com/mstrzele/helm-edit \
      && helm plugin install https://github.com/app-registry/appr-helm-plugin \
      && helm repo add cloudposse-incubator https://charts.cloudposse.com/incubator/ \
      && helm repo update
  
  # Install packer
  ENV PACKER_VERSION 1.1.1
  