ref(Dockerfile): remove unused google cloud sdk (#83)

Author: Joshua-Anderson

.dockerignore

@@ -0,0 +1,2 @@
+Dockerfile
+vendor

Dockerfile

@@ -1,15 +1,6 @@
 FROM quay.io/deis/go-dev:0.17.0
 # This Dockerfile is used to bundle the source and all dependencies into an image for testing.
 
-RUN echo "deb http://packages.cloud.google.com/apt cloud-sdk-jessie main" \
-  | tee /etc/apt/sources.list.d/google-cloud-sdk.list \
-  && curl https://packages.cloud.google.com/apt/doc/apt-key.gpg \
-  | apt-key add - \
-  && apt-get update \
-  && apt-get install -y google-cloud-sdk \
-  --no-install-recommends \
-  && rm -rf /var/lib/apt/lists/*
-
 COPY glide.yaml /go/src/github.com/deis/controller-sdk-go/
 COPY glide.lock /go/src/github.com/deis/controller-sdk-go/