Add vendoring to containerd master

Initial vendor list validated with empty $GOPATH
and only master checked out; followed by `make`
and verified that all binaries build properly.
Updates require github.com/LK4D4/vndr tool.

Signed-off-by: Phil Estes <estesp@linux.vnet.ibm.com>

vendor/github.com/nats-io/gnatsd/server/signal_windows.go

@@ -0,0 +1,26 @@
+// Copyright 2012-2016 Apcera Inc. All rights reserved.
+
+package server
+
+import (
+	"os"
+	"os/signal"
+)
+
+// Signal Handling
+func (s *Server) handleSignals() {
+	if s.opts.NoSigs {
+		return
+	}
+	c := make(chan os.Signal, 1)
+
+	signal.Notify(c, os.Interrupt)
+
+	go func() {
+		for sig := range c {
+			Debugf("Trapped %q signal", sig)
+			Noticef("Server Exiting..")
+			os.Exit(0)
+		}
+	}()
+}