upgrade kops and terraform (#10)

Dockerfile

@@ -77,16 +77,16 @@ RUN mkdir -p /tmp/gotpl/ && \
 
 # Install kops, kubectl, and terraform
 RUN mkdir -p /aws && \
-    curl -LO --show-error https://github.com/kubernetes/kops/releases/download/1.10.0/kops-linux-amd64 && \
+    curl -LO --show-error https://github.com/kubernetes/kops/releases/download/1.11.0/kops-linux-amd64 && \
     mv kops-linux-amd64 /usr/local/bin/kops && \
     chmod +x /usr/local/bin/kops && \
-    curl -LO --show-error https://storage.googleapis.com/kubernetes-release/release/v1.10.0/bin/linux/amd64/kubectl && \
+    curl -LO --show-error https://storage.googleapis.com/kubernetes-release/release/v1.11.7/bin/linux/amd64/kubectl && \
     mv kubectl /usr/local/bin/kubectl && \
     chmod +x /usr/local/bin/kubectl && \
-    wget https://releases.hashicorp.com/terraform/0.11.8/terraform_0.11.8_linux_amd64.zip && \
-    unzip terraform_0.11.8_linux_amd64.zip && \
+    wget https://releases.hashicorp.com/terraform/0.11.11/terraform_0.11.11_linux_amd64.zip && \
+    unzip terraform_0.11.11_linux_amd64.zip && \
     mv terraform /usr/local/bin/ && \
-    rm terraform_0.11.8_linux_amd64.zip
+    rm terraform_0.11.11_linux_amd64.zip
 
 # Install helm, and landscaper
 ARG HELM_VERSION=v2.11.0