[mqtt] Implements mqtt publish tooling

vendor/github.com/Microsoft/hcsshim/LICENSE

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+The MIT License (MIT)
+
+Copyright (c) 2015 Microsoft
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

vendor/github.com/Microsoft/hcsshim/osversion/osversion.go

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+package osversion
+
+import (
+	"fmt"
+
+	"golang.org/x/sys/windows"
+)
+
+// OSVersion is a wrapper for Windows version information
+// https://msdn.microsoft.com/en-us/library/windows/desktop/ms724439(v=vs.85).aspx
+type OSVersion struct {
+	Version      uint32
+	MajorVersion uint8
+	MinorVersion uint8
+	Build        uint16
+}
+
+// https://msdn.microsoft.com/en-us/library/windows/desktop/ms724833(v=vs.85).aspx
+type osVersionInfoEx struct {
+	OSVersionInfoSize uint32
+	MajorVersion      uint32
+	MinorVersion      uint32
+	BuildNumber       uint32
+	PlatformID        uint32
+	CSDVersion        [128]uint16
+	ServicePackMajor  uint16
+	ServicePackMinor  uint16
+	SuiteMask         uint16
+	ProductType       byte
+	Reserve           byte
+}
+
+// Get gets the operating system version on Windows.
+// The calling application must be manifested to get the correct version information.
+func Get() OSVersion {
+	var err error
+	osv := OSVersion{}
+	osv.Version, err = windows.GetVersion()
+	if err != nil {
+		// GetVersion never fails.
+		panic(err)
+	}
+	osv.MajorVersion = uint8(osv.Version & 0xFF)
+	osv.MinorVersion = uint8(osv.Version >> 8 & 0xFF)
+	osv.Build = uint16(osv.Version >> 16)
+	return osv
+}
+
+func (osv OSVersion) ToString() string {
+	return fmt.Sprintf("%d.%d.%d", osv.MajorVersion, osv.MinorVersion, osv.Build)
+}

vendor/github.com/Microsoft/hcsshim/osversion/windowsbuilds.go

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+package osversion
+
+const (
+
+	// RS2 was a client-only release in case you're asking why it's not in the list.
+	RS1 = 14393
+	RS3 = 16299
+	RS4 = 17134
+	RS5 = 17763
+)