Move engine-api client package

This moves the engine-api client package to `/docker/docker/client`.

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

client/service_inspect.go

@@ -0,0 +1,33 @@
+package client
+
+import (
+	"bytes"
+	"encoding/json"
+	"io/ioutil"
+	"net/http"
+
+	"github.com/docker/docker/api/types/swarm"
+	"golang.org/x/net/context"
+)
+
+// ServiceInspectWithRaw returns the service information and the raw data.
+func (cli *Client) ServiceInspectWithRaw(ctx context.Context, serviceID string) (swarm.Service, []byte, error) {
+	serverResp, err := cli.get(ctx, "/services/"+serviceID, nil, nil)
+	if err != nil {
+		if serverResp.statusCode == http.StatusNotFound {
+			return swarm.Service{}, nil, serviceNotFoundError{serviceID}
+		}
+		return swarm.Service{}, nil, err
+	}
+	defer ensureReaderClosed(serverResp)
+
+	body, err := ioutil.ReadAll(serverResp.body)
+	if err != nil {
+		return swarm.Service{}, nil, err
+	}
+
+	var response swarm.Service
+	rdr := bytes.NewReader(body)
+	err = json.NewDecoder(rdr).Decode(&response)
+	return response, body, err
+}