Update Vendor

(*) github.com/Microsoft/hcsshim
    (*) golang.org/x/sys
    (*) github.com/x/cyrpto
    (*) github.com/sirupsen/logrus
    (*) github.com/Microsoft/go-winio
    (*) github.com/juju/errors
    (*) github.com/buger/jsonparser

vendor/github.com/Microsoft/hcsshim/appveyor.yml

@@ -0,0 +1,19 @@
+version: 0.1.{build}
+
+image: Visual Studio 2017
+
+clone_folder: c:\gopath\src\github.com\Microsoft\hcsshim
+
+environment:
+  GOPATH: c:\gopath
+  PATH: C:\mingw-w64\x86_64-7.2.0-posix-seh-rt_v5-rev1\mingw64\bin;%PATH%
+
+build_script:
+  - go get -v -t ./...
+  - go build ./cmd/wclayer
+  - go build ./cmd/runhcs
+  - go test -v ./... -tags admin
+
+artifacts:
+  - path: 'wclayer.exe'
+  - path: 'runhcs.exe'