fix chown and seccomp

Signed-off-by: Jess Frazelle <acidburn@microsoft.com>

vendor/github.com/opencontainers/image-spec/.tool/lint

@@ -1,24 +0,0 @@
-#!/usr/bin/env bash
-
-set -o errexit
-set -o nounset
-set -o pipefail
-
-if [ ! $(command -v gometalinter) ]; then
-	go get -u github.com/alecthomas/gometalinter
-	gometalinter --install
-fi
-
-for d in $(find . -type d -not -iwholename '*.git*' -a -not -iname '.tool' -a -not -iwholename '*vendor*'); do
-	gometalinter \
-		--exclude='error return value not checked.*(Close|Log|Print).*\(errcheck\)$' \
-		--exclude='.*_test\.go:.*error return value not checked.*\(errcheck\)$' \
-		--exclude='duplicate of.*_test.go.*\(dupl\)$' \
-		--exclude='schema/fs.go' \
-		--disable=aligncheck \
-		--disable=gotype \
-		--disable=gas \
-		--cyclo-over=35 \
-		--tests \
-		--deadline=60s "${d}"
-done