Add goimports to the cross build

build/build-image/cross/Dockerfile

@@ -66,7 +66,10 @@ ENV TMPDIR /tmp.k8s
 RUN mkdir $TMPDIR \
   && chmod a+rwx $TMPDIR \
   && chmod o+t $TMPDIR \
-  && go get golang.org/x/tools/cmd/cover github.com/tools/godep github.com/jteeuwen/go-bindata/go-bindata
+  && go get golang.org/x/tools/cmd/cover \
+            golang.org/x/tools/cmd/goimports \
+            github.com/tools/godep \
+            github.com/jteeuwen/go-bindata/go-bindata
 
 # Download and symlink etcd. We need this for our integration tests.
 RUN export ETCD_VERSION=v2.2.1; \

build/build-image/cross/VERSION

-v1.6.3-1
+v1.6.3-2

build/common.sh

@@ -45,7 +45,7 @@ readonly KUBE_GCS_DELETE_EXISTING="${KUBE_GCS_DELETE_EXISTING:-n}"
 
 # Constants
 readonly KUBE_BUILD_IMAGE_REPO=kube-build
-readonly KUBE_BUILD_IMAGE_CROSS_TAG="v1.6.3-1"
+readonly KUBE_BUILD_IMAGE_CROSS_TAG="$(cat build/build-image/cross/VERSION)"
 # KUBE_BUILD_DATA_CONTAINER_NAME=kube-build-data-<hash>"
 
 # Here we map the output directories across both the local and remote _output