Add script for dep

Signed-off-by: Andy Goldstein <andy.goldstein@gmail.com>

hack/dep-save.sh

@@ -0,0 +1,21 @@
+#!/bin/bash -e
+#
+# Copyright 2017 Heptio Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+dep ensure $@
+dep prune
+
+# remove files we don't want
+find vendor \( -name BUILD -o -name .travis.yml -o -name '*_test.go' \) -exec rm {} \;