vendor: initial vendor

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>

vendor/github.com/containerd/fifo/Makefile

@@ -0,0 +1,27 @@
+#   Copyright The containerd Authors.
+
+#   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.
+
+.PHONY: fmt vet test deps
+
+test: deps
+	go test -v -race -covermode=atomic -coverprofile=coverage.txt ./...
+
+deps:
+	go get -d -t ./...
+
+fmt:
+	gofmt -s -l .
+
+vet:
+	go vet ./...