Bump libcompose and its dependencies

vendor/github.com/docker/engine-api/client/volume_inspect.go

@@ -0,0 +1,24 @@
+package client
+
+import (
+	"encoding/json"
+	"net/http"
+
+	"github.com/docker/engine-api/types"
+	"golang.org/x/net/context"
+)
+
+// VolumeInspect returns the information about a specific volume in the docker host.
+func (cli *Client) VolumeInspect(ctx context.Context, volumeID string) (types.Volume, error) {
+	var volume types.Volume
+	resp, err := cli.get(ctx, "/volumes/"+volumeID, nil, nil)
+	if err != nil {
+		if resp.statusCode == http.StatusNotFound {
+			return volume, volumeNotFoundError{volumeID}
+		}
+		return volume, err
+	}
+	err = json.NewDecoder(resp.body).Decode(&volume)
+	ensureReaderClosed(resp)
+	return volume, err
+}