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/errors.go

@@ -0,0 +1,32 @@
+// Copyright 2012-2016 Apcera Inc. All rights reserved.
+
+package server
+
+import "errors"
+
+var (
+	// ErrConnectionClosed represents an error condition on a closed connection.
+	ErrConnectionClosed = errors.New("Connection Closed")
+
+	// ErrAuthorization represents an error condition on failed authorization.
+	ErrAuthorization = errors.New("Authorization Error")
+
+	// ErrAuthTimeout represents an error condition on failed authorization due to timeout.
+	ErrAuthTimeout = errors.New("Authorization Timeout")
+
+	// ErrMaxPayload represents an error condition when the payload is too big.
+	ErrMaxPayload = errors.New("Maximum Payload Exceeded")
+
+	// ErrMaxControlLine represents an error condition when the control line is too big.
+	ErrMaxControlLine = errors.New("Maximum Control Line Exceeded")
+
+	// ErrReservedPublishSubject represents an error condition when sending to a reserved subject, e.g. _SYS.>
+	ErrReservedPublishSubject = errors.New("Reserved Internal Subject")
+
+	// ErrBadClientProtocol signals a client requested an invalud client protocol.
+	ErrBadClientProtocol = errors.New("Invalid Client Protocol")
+
+	// ErrTooManyConnections signals a client that the maximum number of connections supported by the
+	// server has been reached.
+	ErrTooManyConnections = errors.New("Maximum Connections Exceeded")
+)